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7/25/2019 Algebra Workbook #10
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Glencoe/McGraw-Hill 2 Mathematics: Applications and Concepts, Course 2
Answer these questions about the four-step problem-solving plan.
1. During which step do you ask if your answer makes sense?
2. During which step do you make a new plan if your first plan doesntwork?
3. During which step do you make a strategy for solving the problem?
4. During which step do you ask yourself, What do I need to find out?
Choose one of the following to describe how you would plan to solveeach problem. Do not solve the problems.
A. Use only one operation, such as addition or multiplication.
B. Use a combination of operations, such as division and addition.
C. Use a different strategy.
5. MONEY Julia opened a savings account with a deposit of $36. She thendeposited $5 per week for one month. If she then withdrew $9.50, howmuch is left in her savings account?
6. In how many different patterns can 3 rose bushes, 2 sunflowers, and5 tulip plants be planted in a garden?
7. Use the four-step plan to solve Exercise 5.
A. Explore
B. Plan
C. Solve
D. Examine
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
A Plan for Problem Solving
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Glencoe/McGraw-Hill 7 Mathematics: Applications and Concepts, Course 2
Write each power as a product of the same factor.
1. 112 2. 34
3. 25 4. 93
5. 153 6. 43
7. 16 8. 174
9. 37 10. 86
Evaluate each expression.11. 92 12. 82
13. 83 14. 24
15. 25 16. 63
17. 34 18. 35
19. 93 20. 112
21. 47 22. 123
23. 19 24. 104
25. 204 26. 26
Write each product in exponential form.
27. 12 12 28. 10 10 10
29. 4 4 4 4 4 30. 9 9 9 9
31. 15 15 15 15 15 32. 6 6 6 6 6 6 6 6
Practice: Skills
Powers and Exponents
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 12 Mathematics: Applications and Concepts, Course 2
Evaluate each expression.
1. 9 3 4 2. 8 6 5 3. 12 4 5
4. 25 2 7 5. 36 9(2) 6. 6 3(7 2)
7. 3 6.2 52 8. (1 11)2 3 9. 12 (2 8)
10. 15 24 4 2 11. (4 2) (7 4) 12. (3 18) (2 9)
13. 24 6 42 14. 3 8 (9 7)3 15. 9 (9 8 3)4
16. 3 22 24 8 17. (15 3)2 9 3 18. (52 4) 53
19. 26 103 20. 7.2 102 21. 5 42 3 2
22. 24 6 2 23. 13 (6 5)5 24. (8 3 2) 6
25. (11 4 10) 2 26. 10 2 (4 3) 27. 1.82 105
28. 35 7 2 4 29. 25 7(9 1) 30. 12 16 (3 1)
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Order of Operations
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Glencoe/McGraw-Hill 17 Mathematics: Applications and Concepts, Course 2
Evaluate each expression if w 2,x 3,y 5, andz 6.
1. 2w 2. y 5 3. 9 z
4. x w 5. 3 4z 6. 6y 5
7. y2 8. y x 9. 2z
Evaluate each expression if m 3,n 7, andp 9.
10. m n 11. 12 3m 12. 5p
13. 3.3p 14. 3.3p 2 15. 2p 3.3
16. 20 2n 17. 20 2n 18. n7
19. n2 20. 6m2 21. p3
2
22. 1.1 n 23. p 8.1 24. 3.6m
25. 3n 2m 26. 3m n 27. 2.1np
28. mp
2 29.2.5m
5 2.5 30.(n
32)2
Practice: Skills
Algebra: Variables and Expressions
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 22 Mathematics: Applications and Concepts, Course 2
Solve each equation mentally.
1. a 7 16 2. 12 x 21 3. 4d 60
4. 15 u3 5.
b7 12 6. 13 3 y
7. 8 r 17 8. 27 12m 9. h 22 67
10. 27 15 n 11. 36 a 96 12. 99 d 3
13. 6t 66 14. 25 y 4 15. b 25 120
16. n 5 10 17. 4y 48 18. 5t 40
19. 50 d 150 20. w 61 65 21. 88 k 2
Graph the solution of each equation on a number line.
22. y 16 21 23. 3f 18 24. 13 x 10
Name the number that is the solution of the given equation.
25. 4 a 21; 15, 16, 17 26. 2f 48; 20, 22, 24
27. y 17 30; 37, 47, 57 28. 48 12 h; 3 , 4 , 5
0 2 31 4 650 2 31 4 650 2 31 4 65
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Algebra: Equations
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Glencoe/McGraw-Hill 27 Mathematics: Applications and Concepts, Course 2
Use the Distributive Property to write each expression as anequivalent expression. Then evaluate the expression.
1. 3(5 1) 2. (2 7)5
3. (10 2)7 4. 2(9 8)
5. 4(10 2) 6. 6(13 4)
Name the property shown by each statement.
7. 2 (3 7) (2 3) 7 8. 6 3 3 6
9. 3(9 7) 3(9) 3(7) 10. 18 1 18
11. 7 2 2 7 12. 6 (1 4) (6 1) 4
13. 7 0 7 14. 0 12 12
15.625
281
281
62516.
(12
18)
5
12
(18
5)
17. 2(8 2) 2(8) 2(2) 18. (15 11) 9 15 (11 9)
19. (6 r) s 6 (r s) 20. (4 8) a 4 (8 a)
21. p 1p 22. a 5 5 a
23. y 3 3 y 24. b 0 b
25. (xy) zx (yz) 26. 6(200 50) 6(200) 6(50)
Practice: Skills
Algebra: Properties
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 32 Mathematics: Applications and Concepts, Course 2
Describe the pattern in each sequence and identify the sequence asarithmetic,geometric, or neither.
1. 3, 6, 12, 24, 2. 1, 3, 5, 7,
3. 1, 2, 6, 24, 4. 0, 7, 14, 21,
5. 2, 5, 8, 11, 6. 5, 15, 45, 135,
7. 0.3, 1.5, 7.5, 37.5, 8. 1, 10, 100, 1,000,
9. 7, 7, 7, 7, 10. 0.5, 2, 8, 32,
11. 3, 7, 11, 15, 12. 9, 18, 36, 72,
13. 11, 22, 44, 88, 14. 11, 22, 33, 44,
Write the next three terms of each sequence.
15. 3, 6, 9, 12, 16. 2, 4, 8, 16,
17. 7, 10, 13, 16, 18. 3, 15, 75, 375,
19. 1, 3, 9, 27, 20. 7, 12, 17, 22,
21. 5, 7, 9, 11, 22. 5, 15, 25, 35,
23. 21, 42, 63, 84, 24. 6, 24, 96, 384,
25. 0.5, 1.0, 1.5, 2.0, 26. 1.7, 1.9, 2.1, 2.3,
27. 0.5, 1.5, 4.5, 13.5, 28. 2, 8, 32, 128,
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Sequences
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Glencoe/McGraw-Hill 37 Mathematics: Applications and Concepts, Course 2
Complete.
1. 660 m ____ km 2. 5.7 m ____ cm
3. 543 mL ____ L 4. 23.7 g ____ mg
5. 529 mg ____ g 6. 2,640 mL ____ L
7. 4.32 kL ____ L 8. 75.4 mg ____ g
9. 8,300 mg ____ g 10. 7.3 m ____ cm
11. 250.3 kL ____ L 12. 799 g ____ kg
13. 8.5 cm ____ mm 14. 450 kg ____ g
15. 7.3 L ____ mL 16. 6,140 L ____ kL
17. 3,500 m ____ km 18. 89 km ____ m
19. 26.8 mm ____ cm 20. 750 m ____ km
21. 4.8 m ____ cm 22. 95 g ____ mg
23. 389 mm ____ m 24. 56 L ____ kL
25. 0.32 mm ____ cm 26. 39.1 g ____ kg
Practice: Skills
Measurement: The Metric System
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 42 Mathematics: Applications and Concepts, Course 2
Write each number in standard form.
1. 3.1 102 2. 2.3 103
3. 9.86 102 4. 3.25 104
5. 6.10 105 6. 7.87 104
7. 2.2 102 8. 4.27 103
9. 1.06 107
10. 2.11 105
11. 4.82 104 12. 5.55 1010
Write each number in scientific notation.
13. 230 14. 300 15. 720
16. 2,790 17. 5,000 18. 8,800
19. 37,000 20. 26,300 21. 52,100
22. 120,000 23. 361,000 24. 989,000
25. 5,000,000 26. 82,100,000 27. 51,000,000
Replace each with ,, or to make a true sentence.
28. 3,000 3.0 103 29. 520 5.2 101
30. 8,800 8.8 104 31. 659,000 6.59 105
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Scientific Notation
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Make a frequency table of each set of data.
1.
R regular, W whitening,
T tartar control, S sensitive
2.
3. Use your frequency table from Exercise 1. Which type of toothpaste ispreferred by more students than any other type?
4. Use your frequency table from Exercise 2. Which age is least commonamong the students in the class?
ALBUMS For Exercises 57, use the dataat the right. It shows the number of albums,sold to the nearest million, of the top-sellingalbums of all time.
5. Make a frequency table of the data. Use the intervals1416, 1719, 2022, 2325, and 2628.
6. How many albums sold more than 25 million copies?
7. How many albums sold less than 20 million copies?
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Frequency Tables
Glencoe/McGraw-Hill 68 Mathematics: Applications and Concepts, Course 2
Students Choicesof Toothpaste
R S R W T
T T R T W
R W T S T
R W W T T
Ages of Studentsin a Class
11 10 11 12 12
13 11 10 12 10
11 11 12 11 13
Toothpaste Tally Frequency5
553
2
Age Tally Frequency3
51
42
Number of Albums
Sold (millions)26 19 18 16 21
16 16 27 15 14
22 17 15 19 16
16 15 14 23 15
18 15 16 15 15
Albums Sold (millions) Tally Frequency
1416
1719
2022
2325
2628
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Glencoe/McGraw-Hill 73 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Making Predictions
NAME ________________________________________ DATE ______________ PERIOD _____
1. GOLD The graph shows the gold reserves in theU.S. from 1980 to 2000. If the trend continues,about how many millions of dollars will be in gold
reserve in the U.S. in 2010?
2. VEHICLES The scatter plot shows the
number of sport utility vehicles soldin the U.S. from 1995 to 2000. If thetrend continues, about how many sportutility vehicles will be sold in the U.S.in 2005?
3. COMPUTERS The table below shows thenumber of students per computer inU.S. public schools. Make a line graph ofthe data.
4. Use your line graph from Exercise 3 to predict the number of students percomputer in 0405, if the trend continues.
1995
1996
1997
1998
1999
2000
2
1
3
4
5
MillionsofVehiclesSold
Year
0
Sport Utility Vehicle Sales
2001
2002
2003
2004
2005
1980
1985
1990
1995
2000
2005
2010
262
260
264
266
MillionsofDollars
Year
0
United States Gold Reserves
School YearStudents per
Computer
9293 16
9394 14
9495 10.5
9596 10
9697 7.8
9798 6.1
9899 5.7
9900 5.4 '9
2'93
'93
'94
'94'95
'95
'96
'96'97
'97
'98
'98
'99
'99
'00
Students
perComputer
Year
Computer Acccess inU.S. Public Schools
6
4
2
8
10
12
14
16
0
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Glencoe/McGraw-Hill 78 Mathematics: Applications and Concepts, Course 2
For Exercises 13, use the data at the right that shows thenumber of fish each person caught on a fishing trip.
1. Make a line plot of the data.
2. What is the range of the data?
3. Identify any clusters, gaps, or outliers and analyze the data by describing what these
values represent.
Make a line plot for each set of data. Identify any clusters, gaps, oroutliers.
4. 5.
For Exercises 68, use the line plot at the right.
6. What is the range of the data?
7. What number occurred most often?
8. Identify any clusters, gaps, or outliers.
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Line Plots
Number of Fish
3 1 0 1 0
1 2 3 1 4
2 1 2 3 0
1 2 3 2 7
83 84 92 91
82 81 80 9485 95 96 8494 98 93 90
Rainfall (in.)
3 2 4 3
1 8 7 32 9 4 0
0 1 2 3 4 5 6 7 8 980 85 90 95 100
2 4 6 8 10 12 14 16 18
Test Scores
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NAME ________________________________________ DATE ______________ PERIOD _____
Glencoe/McGraw-Hill 83 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Mean, Median, and Mode
Find the mean, median, and mode for each set of data. Round to thenearest tenth if necessary.
1. 5, 9, 6, 6, 11, 8, 4 2. 1, 3, 5, 2, 4, 8, 4, 7, 2
3. 1, 9, 4, 7, 5, 3, 16, 11 4. 3, 4, 4, 4, 4, 3, 6
5. 3, 7, 2, 5, 5, 6, 5, 10, 11, 5 6. 19, 17, 24, 11, 19, 25, 15, 15, 19, 16, 16
7. 8.
9. 10.
11. 12.
13. 14.
17 18 19 20 21 22 23
14 15 16 17 18 19 20
25 26 27 28 29 30 31 32
7 8 9 10 11 12 13 14
15 16
Size Tally
6 5537 528 529 3 3
77
13
FrequencyPrize ($) Tally
6.00 547.00 557.50 58.00 1 1
5109
Frequency
Time(min)
Tally Frequency
8 55 10
9 55 10
10 5 5
Hits Tally Frequency
0 5 5
1 51 6
2 3 3
3 1 1
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Glencoe/McGraw-Hill 88 Mathematics: Applications and Concepts, Course 2
NAME ________________________________________ DATE ______________ PERIOD _____
Make a stem-and-leaf plot for each set of data.
1. 23, 36, 25, 13, 24, 25, 32, 33, 17, 26, 24 2. 3, 4, 6, 17, 12, 5, 17, 4, 26, 17, 18, 21, 16,15, 20
3. 26, 27, 23, 23, 24, 26, 31, 45, 33, 32, 41 4. 347, 334, 346, 330, 348, 347, 359, 344, 35740, 21, 20
HOT DOGS For Exercises 57, use the stem-and-leaf plot at the right that shows thenumber of hot dogs eaten during a contest.
5. How many hot dogs are represented on thestem-and-leaf plot?
6. What is the range of the number of hot dogs eaten?
7. Find the median and mode of the data.
Determine the mean, median, and mode of the data shown in eachstem-and-leaf plot.
8. 9.
10. 11.
Practice: Skills
Stem-and-Leaf Plots
Stem Leaf
222324
1 1 2 73 3 90 6 8
24|0240
Stem Leaf
234
0 0 0 2 3 5 71 20
4|040
Stem Leaf
012
1 3 3 4 72 2 2 4 5 60 0 0 1
2|020
Stem Leaf
012
1 2 2 33 4 5 50 0 0 1 3
2|020
Stem Leaf
012
8 8 91 2 2 4 7 7 71 1 2
2|121
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SPORTS For Exercises 16, refer to the table at the right. Itshows the regular season games lost by each professionalbaseball team in the National League in 2001.
1. Find the lower extreme, LQ, median, UQ, and upper extreme.
2. Draw a box-and-whisker plot of the data.
3. What fraction of the data is between 73 and 78?
4. Between what two numbers is the largest range of the four quartiles?
5. Find the interquartile range.
6. Are there any outliers? If so, identify them.
LIFE SCIENCE For Exercises 712, refer to the table at the right.
It shows average life spans of 21 mammals.
7. Find the lower extreme, LQ, median, UQ, and upper extreme.
8. Draw a box-and-whisker plot of the data.
9. What fraction of the data is between 5 and 12?
10. Find the interquartile range.
11. What are the limits on outliers?
12. Are there any outliers? If so, identify them.
NAME ________________________________________ DATE ______________ PERIOD _____
Glencoe/McGraw-Hill 93 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Box-and-Whisker Plots
Number ofLosses
74 76 80 86
69 69 74 94100 70 72 7689 94 96 83
5 12 4 3 12
12 6 5 8 35
7 8 12 10 1210 3 7 1 12
10
Life Span (yr)
65 70 75 80 85 90 95 100
1 6 11 16 21 26 31 35
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Glencoe/McGraw-Hill 98 Mathematics: Applications and Concepts, Course 2
ZOOS For Exercises 1 and 2, use the table. It showsthe number of species at several zoological parks.
1. Make a bar graph of the data.
2. Which zoological park has the most species?
ZOOS For Exercises 3 and 4, use the table at the right.It shows the number of species at 37 major U.S. publiczoological parks.
3. Make a histogram of the data. Use intervals
of 101200, 201300, 301400, 401500,501600, 601700, and 701800for the horizontal axis.
4. Which interval has the largest frequency?
HEALTH For Exercises 5 and 6, use the graph atthe right.
5. What does each bar represent?
6. Determine whether the graph is a bar graph or ahistogram. Explain how you know.
Animal Species in Zoos
Animal Species in Zoos
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Bar Graphs and Histograms
Zoo Species
Los Angeles 350
Lincoln Park 290
Cincinnati 700Bronx 530
Number of Species
200 700 290 600 681300 643 350 794 400360 600 134 200 800305 384 500 330 250530 715 303 200 475465 340 347 300 708184 800 375 350 450337 221
Oklahoma City 600
BlyDrewClara
1,500
1,750
1,250
0
1,000
2,000
2,250
2,500
2,750
3,000
CaloriesConsumed
Akira
Calories in One Day
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Glencoe/McGraw-Hill 103 Mathematics: Applications and Concepts, Course 2
1. INCOME The bar graphs below show the total U.S. national income (nonfarm).Which graph could be misleading? Explain.
GEOGRAPHY For Exercises 24, use thetable that shows the miles of shorelinefor five states.
2. Find the mean, median, and mode of the data.
3. Which measure of central tendency is misleading in describing the milesof shoreline for the states? Explain.
4. Which measure of central tendency most accurately describes the data?
'00'80'70'60
20
30
15
0
10
40
300
700
IncomeinBillionsof
CurrentDollars
Year
'90
Graph B
U.S. Nonfarm Income
'00'80'70'60
200
300
100
0
400
500
600
700
IncomeinBillionsof
CurrentDollars
Year
'90
Graph A
U.S. Nonfarm Income
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Misleading Statistics
Miles of Shoreline
State
Virginia 3,315
Maryland 3,190
Washington 3,026
North Carolina 3,375
Pennsylvania 89
Length of
Shoreline (mi)
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Glencoe/McGraw-Hill 130 Mathematics: Applications and Concepts, Course 2
Write an integer for each situation.
1. 15C below 0 2. a profit of $27
3. 2010 A.D. 4. average attendance is down 38 people
5. 376 feet above sea level 6. a withdrawal of $200
7. 3 points lost 8. a bonus of $150
9. a deposit of $41 10. 240 B.C.
11. a wage increase of $120 12. 60 feet below sea level
Evaluate each expression.
13. |1| 14. |9|
15. |23| 16. |107|
17. |45| 18. |19|
19. |0| 20. |6||2|
21. 84 22. |12||12|
Graph each set of integers on a number line.
23. {0, 2,3} 24. {4, 1, 3}
2 1 0 2 334 1 42 1 0 2 334 1 4
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Integers and Absolute Value
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Practice: Skills
Comparing and Ordering Integers
Glencoe/McGraw-Hill 135 Mathematics: Applications and Concepts, Course 2
Replace each with < or > to make a true sentence.
1. 15 16 2. 8 7
3. 0 2 4. 2 5
5. 25 3 6. 14 20
7. 4 3 8. 6 7
9. 7 2 10. 8 9
Determine whether each sentence is true orfalse. Iffalse, change onenumber to make the sentence true.
11. 7 3
12. 2 0
13. 20 22
14. 12 15
15. 3 5
16. 2 3
17. 810
18. 11 11
19. 4 4
20. 9 10
Order the integers from least to greatest.21. 12, 6, 20, 47, 11 22. 9, 6, 0, 4, 17, 11
Order the integers from greatest to least.
23. 40, 65, 7, 24, 6, 15 24. 13, 0, 7, 8, 5,2
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 140 Mathematics: Applications and Concepts, Course 2
Name the ordered pair for each point graphed at the right.Then identify the quadrant in which each point lies.
1. A 2. B
3. C 4. D
5. E 6. F
7. G 8. H
9. I 10. J
Graph and label each point on the coordinate plane.
11. N(1, 3) 12. V(2, 4)
13. C(4, 0) 14. P(6, 2)
15. M(5, 0) 16. K(1, 5)
17. I(3, 3) 18. A(5, 3)
19. D(0, 5)
Name the ordered pair for each pointon the city map at the right.
20. City Hall
21. Theater
22. Gas Station
23. Grocery
y
xO
23
4
5
21 4 5 6 73
1
2
3
45
234567
Grocery
Theater
City Hall
Gas Station
23
45
6
y
xO23456 21 4 5 63
1
2
3
45
6
y
xO
23
4
5
2345 21 4 53
1
2
3
45
F
I
A
B
E
DH
C G
J
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
The Coordinate Plane
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Glencoe/McGraw-Hill 145 Mathematics: Applications and Concepts, Course 2
NAME ________________________________________ DATE ______________ PERIOD _____
Tell whether each sum is positive, negative, or zero without adding.
Add.
1. 5 (8) 2. 3 3
3. 3 (8) 4. 7 (7)
5. 8 10 6. 7 13
7.15
(
10)8.
11
(
12)
9. 25 (12) 10. 14 (13)
11. 14 (27) 12. 28 16
Evaluate each expression if a 8,b 12, and c 4.
13. 5 a 14. b (9)
15. c (5) 16. a b
17. a 0 18. b c
19. 12 b 20. a (7)
21. 21 c 22. a c
Practice: Skills
Adding Integers
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Glencoe/McGraw-Hill 150 Mathematics: Applications and Concepts, Course 2
Subtract.
1. 5 2 2. 6 (7)
3. 3 2 4. 8 13
5. 7 (7) 6. 6 12
7. 15 (7) 8. 15 6
9. 3 8 10. 10 12
11. 13 (12) 12. 14 (22)
13. 10 (20) 14. 16 14
15. 25 25 16. 6 (31)
17. 18 (40) 18. 15 (61)
Evaluate each expression if r 4,s 10, and t 7.
19. r 7 20. t s
21. s (8) 22. t r
23. s t 24. r s
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Subtracting Integers
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Practice: Skills
Multiplying Integers
Glencoe/McGraw-Hill 155 Mathematics: Applications and Concepts, Course 2
Multiply.
1. 4(6) 2. 2(8)
3. 12(4) 4. 6(5)
5. 10(9) 6. (5)2
7. (5)2 8. 30(5)
9. 20(6) 10. 14(6)
11. (13)2 12. 7(15)
ALGEBRA Simplify each expression.
13. 3(4y) 14. 7(3x)
15. 7(5g) 16. 7(7w)
17. 3(3y) 18. 2(10h)
ALGEBRA Evaluate each expression ifg 5,h 3, andk 4.
19. 3g 20. 5h
21. 7gk 22. 2gh
23. 10h 24. 2h2
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 160 Mathematics: Applications and Concepts, Course 2
Divide.
1. 15 3 2. 24 (8)
3. 22 (2) 4. 49 (7)
5. 8 (8) 6.
364
7. 225 (15) 8.
09
9. 38 2 10. 644
11. 500 (50) 12. 189 (21)
ALGEBRA Evaluate each expression if m 32,n 2, andp 8.
13. m n 14. p 4
15. p2 m 16. m p
17.
n
p 18. p n2
19. n
p2
2 20.18
p n
21. m (np) 22. mp n
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Dividing Integers
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Glencoe/McGraw-Hill 186 Mathematics: Applications and Concepts, Course 2
Write each phrase as an algebraic expression.
1. b plus 1 2. three more thanx
3. twelve minusy 4. seven less than n
5. five years younger than Jessica 6. a number less eleven
7. four increased by a 8. eight dollars more than m
9. the product of c and 10 10. twice as many days
11. three times as many soft drinks 12. t multiplied by 14
13. Emilys age divided by 3 14. 24 divided by some number
15. a number divided by 2 16. the quotient of 15 and w
Write each sentence as an algebraic equation.
17. A number plus three is 9. 18. The sum ofx and 2 is 10.
19. Four cents more than the price is 93. 20. Fifteen minusy is 7.
21. A number decreased by 5 is 12. 22. Five dollars less than Yumis pay is $124.
23. A number times four is 20. 24. Twice the number of cars is 40.
25. The product ofz and 6 is 54. 26. A number divided by 6 is 12.
27. 72 divided byy is 9. 28. 175 students separated into n classes is 25.
29. One more than twice as many CDs is 17.
30. Four less than three times a number is 14.
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Writing Expressions and Equations
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Glencoe/McGraw-Hill 191 Mathematics: Applications and Concepts, Course 2
Solve each equation. Check your solution.
1. x 2 8 2. y 7 9 3. a 5 12
4. 16 n 6 5. q 10 22 6. m 9 17
7. b 4 9 8. 8 c 4 9. 11 t 7
10. d 10 8 11. x 11 9 12. 2 z 14
13. 72 24 w 14. 86y 99 15. 6 y8
16. 5m 11 17. n 3.5 6.7 18. x 1.6 0.8
19. 98 t 18 20. 12g 56 21. x 182
22. p 115 23. a 1.5 4.2 24. 7.4 n 2.6
Practice: Skills
Solving Addition and Subtraction Equations
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 196 Mathematics: Applications and Concepts, Course 2
Solve each equation. Check your solution.
1. 4c 16 2. 10x 50 3. 42 6s
4. 9c 45 5. 49 7y 6. 11t 44
7. 15a 60 8. 72 12c 9. 18x 162
10. 14d 154 11. 24z 288 12. 16v 256
13. 5b 40 14. 32 2f 15. 9x63
16. 4g52 17. 5x85 18. 63 7a
19. 0.6m 1.8 20. 1.5z 6 21. 0.6q 3.6
22. 1.8a 0.9 23. 1.2r 4.8 24. 2.4 0.2t
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Solving Multiplication Equations
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Practice: Skills
Solving Two-Step Equations
Glencoe/McGraw-Hill 201 Mathematics: Applications and Concepts, Course 2
Solve each equation. Check your solution.
1. 2x 1 9 2. 5b 2 17
3. 3w 5 23 4. 8n 1 25
5. 4t 2 14 6. 7k 3 32
7. 8x 1 63 8. 2x 5 15
9. 3 6v 45 10. 9 4b 17
11. 2p 14 0 12. 3y 102
13. 3w 5 2 14. 8x 79
15. 5d 111 16. 4d 353
17. 11x 242 18. 15a 54 9
19. 3g 497 20. 2x 4 8
21. 9d 1 17 22. 4f 1 13
23. 5b 241 24. 6x 42
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 206 Mathematics: Applications and Concepts, Course 2
Graph each inequality on a number line.
1. x 2 2. y3
3. b 1 4. c 5
5. z 3 6. q2
7. a 6 8. r 0
Solve each inequality.
9. a 4 10 10. c 5 9 11. d 1 8
12. g 11 2 13. t 4 6 14. a 12 8
15. x 7 8 16. 3t 15 17. 3w 30
18. 4n 8 24 19. 6y 1 19 20. 2r 8 6
21. b 52 22. 2y 1 5 23. 4x 610
2 1 0 2 3345 1 4 55 7 86 9 100 2 31 4
2 1 0 2 3345 1 4 52 1 0 2 3345 1 4 5
2 1 0 2 3345 1 4 52 1 0 2 3345 1 4 5
2 1 0 2 3345 1 4 52 1 0 2 3345 1 4 5
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Inequalities
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Practice: Skills
Functions and Linear Equations
Glencoe/McGraw-Hill 211 Mathematics: Applications and Concepts, Course 2
Copy and complete each function table. Identify the domain andrange.
1. yx 1 2. yx 7 3. y 3x
4. y4x 5. y 3x 1 6. y2x 3
Graph each equation.
7. yx 2 8. yx 4 9. y3x
10. y 2x 11. y 2x 2 12. y 3x 2
13. y 0.75x 14. y 0.5x 1 15. y 2x 0.5
y
xO
y
xO
y
xO
y
xO
y
xO
y
xO
y
xO
y
xO
y
xO
NAME ________________________________________ DATE ______________ PERIOD _____
x 2x 3 y
1012
x 3x 1 y
1012
x 4x y
1012
x 3x y
1234
x x 7 y
1234
x x 1 y
1234
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Glencoe/McGraw-Hill 216 Mathematics: Applications and Concepts, Course 2
Find the slope of the line that passes through each pair of points.
1. 2. 3.
4. 5. 6.
7. (3, 4), (2, 2) 8. (3, 6), (2, 1) 9. (8, 4), (12, 6)
10. (1, 6), (15, 8) 11. (2, 4), (1, 5) 12. (3, 3), (2, 5)
13. (9, 5), (8, 10) 14. (5, 0), (6, 1) 15. (2, 7), (5, 6)
16. (2, 0), (10, 2) 17. (12, 4), (7, 1) 18. (1, 2), (2, 5)
19. (7, 5), (1, 7) 20. (4, 6), (8, 4) 21. (0, 2), (6, 0)
22. (8, 1), (4, 2) 23. (9, 0), (3, 3) 24. (13, 4), (7, 1)
y
xO
y
xO
y
xO
y
xO
y
xO
y
xO
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Lines and Slope
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Glencoe/McGraw-Hill 244 Mathematics: Applications and Concepts, Course 2
Determine whether each number isprime or composite.
1. 34 2. 77 3. 37
4. 89 5. 69 6. 67
7. 123 8. 71 9. 2
10. 45 11. 29 12. 90
Find the prime factorization of each number.
13. 48 14. 54 15. 108
16. 80 17. 125 18. 66
19. 250 20. 187 21. 242
Write each expression as a product of its factors.
22. 56ab 23. 24bc 24. 147abc
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Prime Factorization
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Glencoe/McGraw-Hill 249 Mathematics: Applications and Concepts, Course 2
Find the GCF of each set of numbers.
1. 14, 20 2. 16, 42
3. 8, 18 4. 24, 36
5. 72, 22 6. 77, 15
7. 32, 80 8. 90, 120
9. 45, 30 10. 12, 62
11. 15, 27 12. 21, 28
13. 12, 20, 26 14. 15, 20, 25
15. 60, 72, 36 16. 32, 48, 64
17. 36, 48, 30 18. 28, 56, 42
19. 80, 110, 90 20. 9, 25, 49
Find the GCF of each set of algebraic expressions.
21. 21ab, 14b 22. 20a2, 36a
23. 15ab, 5b2 24. 35a2, 85ab
25. Find the GCF of 23 32 5 and 22 3 52.
Practice: Skills
Greatest Common Factor
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 254 Mathematics: Applications and Concepts, Course 2
Write each fraction in simplest form.
1. 4790 2.
350 3.
164
4. 1248 5.
77
22 6.
12
81
7. 4
7
5
5 8.
2
5
0
0
0 9.
3
5
2
0
10. 5664 11.
13
45 12.
34
95
13. 4686 14. 4
425 15.
17380
Write two fractions that are equivalent to each fraction.
16. 34 17.
79 18.
171
19. 1147 20.
22
13 21.
11
17
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Simplifying Fractions
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Glencoe/McGraw-Hill 259 Mathematics: Applications and Concepts, Course 2
Write each repeating decimal using bar notation.
1. 0.7353535... 2. 0.424242... 3. 5.126126126...
Write each fraction or mixed number as a decimal. Use bar notationif the decimal is a repeating decimal.
4. 35 5.
12
90 6. 34
5
7. 25
30 8. 15
8 9. 1
295
10. 413
77 11. 5
131 12.
1274
13. 6372 14. 7
292 15. 11
478
Write each decimal as a fraction in simplest form.
16. 0.8 17. 0.52 18. 0.92
19. 0.48 20. 0.86 21. 0.76
Practice: Skills
Fractions and Decimals
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 264 Mathematics: Applications and Concepts, Course 2
Write each ratio as a percent.
1. 26 out of 100 2. 5 per 100 3. 13:100
4. 13090 5. 12.5 per 100 6. 51 out of 100
Write each fraction as a percent.
7. 170 8.
560 9.
12
30
10. 3500 11.
270 12.
12
20
13. 2235 14.
130 15.
15
70
Write each percent as a fraction in simplest form.
16. 15% 17. 85% 18. 1%
19. 70% 20. 25% 21. 19%
22. 33% 23. 22% 24. 95%
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Fractions and Percents
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Glencoe/McGraw-Hill 269 Mathematics: Applications and Concepts, Course 2
Write each percent as a decimal.
1. 5% 2. 20%
3. 21% 4. 83%
5. 7% 6. 56%
7. 16% 8. 45%
9. 27.3% 10. 14.9%
11. 91.5% 12. 29.3%
13. 14.4% 14. 80%
15. 7.5% 16. 1012%
Write each decimal as a percent.
17. 0.06 18. 0.13
19. 0.5 20. 0.74
21. 0.14 22. 0.92
23. 0.54 24. 0.66
25. 0.192 26. 0.295
27. 0.911 28. 0.247
29. 0.4165 30. 0.2199
31. 0.7601 32. 0.4833
Practice: Skills
Percents and Decimals
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 274 Mathematics: Applications and Concepts, Course 2
Find the LCM of each set of numbers.
1. 2, 8 2. 6, 10
3. 10, 11 4. 10, 12
5. 9, 18 6. 4, 22
7. 12, 30 8. 4, 13
9. 25, 30 10. 250, 30
11. 200, 18 12. 70, 90
13. 18, 54 14. 30, 65
15. 180, 252 16. 20, 55
17. 21, 60 18. 3, 5, 10
19. 3, 4, 13 20. 4, 10, 12
21. 6, 15, 20 22. 48, 16, 3
23. 66, 55, 44 24. 29, 58, 4
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Least Common Multiple
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Glencoe/McGraw-Hill 279 Mathematics: Applications and Concepts, Course 2
Find the LCD of each pair of fractions.
1. 47, 3
5 2.
152,
274 3.
268, 3
7
4. 175, 1
4 5.
171, 3
5 6.
157, 7
8
7. 152,
170 8.
11
56, 1
4 9.
58, 3
5
Replace each with , , or to make a true sentence.
10. 130
29 11.
37
151 12.
192
34
13. 11
23
1145 14.
45
54 15.
1370
12
30
16. 36
50
4894 17. 3
141 3
270 18. 12
3
97
Order each set of ratios from least to greatest.
19. 0.48, 0.46,290 20. 0.99, 0.89, 7
8 21.
14, 0.2, 0.4
Determine whether each number is rational. Writeyes or no.
22. 2.323323332... 23. 179 24. 4.3
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Comparing and Ordering Rational Numbers
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Estimate.
1. 45
121 2. 4
7
15 3. 7
9
15
4. 190
213 5. 3
5
191 6. 4
5 4
9
7. 517 7
191 8. 31
101 21
6 9. 51
4
17
10. 837 21
2 11. 21
8 6
190 12. 101
8 31
4
13. 45
89 14. 6
7
11
01 15. 36
7 2
110
16. 1613 38
9 17. 313
4 21
8 18. 34
5 11
4
19. 12 267 20. 441
5 37
8 21. 101
7 41
3
22. 51
8 6
1
9
1 23.
1
3
2 44
5 24. 21
2 31
3
25. Estimate 3614 divided by 6.
26. Estimate the sum of 7190, 21
5, and 32
3.
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Estimating with Fractions
Glencoe/McGraw-Hill 304 Mathematics: Applications and Concepts, Course 2
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Add or subtract. Write in simplest form.
1. 38
38 2.
170
150 3.
190
130
4. 47
27 5. 2
3
23 6. 5
9 2
9
7. 185
15 8. 5
6
152 9. 3
5
130
10. 176
38 11. 1
290
130 12. 5
9
79
13. 49
112 14. 2
3
37 15. 3
4
17
16. 78
23 17. 8
9
56 18.
152
130
19. 79
23 20. 3
5
141 21. 1
112
14
ALGEBRA Evaluate each expression if a 56 and b 3
8.
22. a b 23. a b 24. 190 a
NAME ________________________________________ DATE ______________ PERIOD _____
Glencoe/McGraw-Hill 309 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Adding and Subtracting Fractions
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Add or subtract. Write in simplest form.
1. 327 21
7 2. 71
3 71
3 3. 93
5 21
5
4. 734 51
4 5. 31
4 51
4 6. 63
4 53
4
7. 1218 93
8 8. 52
3 21
3 9. 143
5 92
5
10. 512 31
4 11. 21
3 61
6 12. 61
3 61
4
13. 756 22
3 14. 6
170 51
4 15. 123
8 91
3
16. 1211
35 41
9 17. 152
3 71
5 18. 4
172 2
136
19. 834 32
5 20. 121
3 85
9 21. 8 32
5
22. 779 67
8 23. 77
9 67
8 24. 103
8 71
112
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Adding and Subtracting Mixed Numbers
Glencoe/McGraw-Hill 314 Mathematics: Applications and Concepts, Course 2
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Multiply. Write in simplest form.
1. 1
2
4
5
2. 1
9
3
5
3. 1
2
5
4
2
3
0
4. 17
15 5. 5
7
1145 6.
190
59
7. 141
38 8. 2
3
79 9.
193
22
67
10. 49 5 11. 7 2
7 12. 24
5
13
13. 412
13 14. 53
4 12 15. 14 23
7
16. 235 13
7 17. 14
9 24
7 18. 55
6 63
8
19. 1079 41
4 20. 97
9 73
4 21. 33
4 24
7
NAME ________________________________________ DATE ______________ PERIOD _____
Glencoe/McGraw-Hill 319 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Multiplying Fractions and Mixed Numbers
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Find the multiplicative inverse of each number.
1. 37 2.
141 3. 7
2
4. 95 5. 5 6. 61
3
7. 419 8. 171
2 9. 152
3
Solve each equation. Check your solution.
10. 1x0 3 11. 7 m
4 12. a
5 11
13. 8
5
t 14. 3
4
c 12 15. 7 w
6
16. 35y 6 17. 15 3
7b 18. 6
7c 18
19. 73x 2
3 20. 1
112
34h 21.
194y 3
7
22. 2m.6 5 23. 0.6 n
5 24.
2r.6 1.3
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Algebra: Solving Equations
Glencoe/McGraw-Hill 324 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 329 Mathematics: Applications and Concepts, Course 2
Divide. Write in simplest form.
1. 16
15 2. 5 3
5 3. 6
7
17
4. 34
12 5. 8 1
3 6. 1
5
14
7. 7 37 8. 4
7 8
9 9. 81
3 5
10. 97
134 11. 1
52
130 12. 5 33
4
13. 645 17 14. 71
3 4 15. 3
4 51
2
16. 27 11
134 17. 3
8 61
4 18. 71
2 25
6
19. 349 21
3 20. 22
3 11
6 21. 43
4 21
2
Practice: Skills
Dividing Fractions and Mixed Numbers
NAME ________________________________________ DATE ______________ PERIOD _____
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Complete.
1. 3 lb ___________ oz 2. 16 qt ___________ gal
3. 24 in. ___________ ft 4. 12 ft ___________ yd
5. 3 mi ___________ ft 6. 12,000 lb ___________ T
7. 64 oz ___________ lb 8. 6 pt ___________ qt
9. 3 pt ___________ c 10. 512 ft ___________ in.
11. 22 yd ___________ ft 12. 14 mi ___________ ft
13. 15 T ___________ lb 14. 7 lb ___________ oz
15. 812 qt ___________ pt 16. 5 gal ___________ qt
17. 8 c ___________ pt 18. 16 in ___________ ft
19. 24 fl oz ___________ c 20. 60 ft ___________ yd
21. 6,600 ft ___________ mi 22. 7.5 T ___________ lb
23. 88 oz ___________ lb 24. 70 qt ___________ gal
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Measurement: Changing Customary Units
Glencoe/McGraw-Hill 334 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 339 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Geometry: Perimeter and Area
Find the perimeter of each figure.
1. 2.
3. 4.
Find the perimeter and area of each rectangle.
5. 6.
7. 8.
9. 6 yd, w 4 yd 10. 8.2 m, w 7.1 m
11. 50 in., w 10 in. 12. 10 cm, w 412 cm
13. 4.5 ft, w 3 ft 14. 712 mm, w 63
8 mm
8cm
15cm
6m
30m
20 cm
20 cm
5 yd
15 yd
16cm
25 cm
26 cm28 cm
20cm
10 yd
10 yd
9 yd9 yd
15 ft
12 ft 12 ft
13 ft13 ft
15 ft
20 ft
25 ft
20 ft
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 344 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Geometry: Circles and Circumference
Find the circumference of each circle. Use 3.14 or for . Round tothe nearest tenth if necessary.
1. 2.
3. 4.
5. 6.
7. radius 3 km 8. radius 46 cm
9. diameter 30 in. 10. diameter 25 m
11. radius 5 ft 12. diameter 912 in.
13. radius 312 ft 14. diameter 9.7 mm
15. radius 5.2 km 16. diameter 25 m
17. radius 22 ft 18. diameter 9.4 in.
19. radius 100 m 20. radius 65 mi
21. diameter 1012 in. 22. diameter 8.5 cm
22
7
NAME ________________________________________ DATE ______________ PERIOD _____
4 in. 15cm
8ft21 m
16 km
37 mm
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Write each ratio as a fraction in simplest form.
1. 14 to 6 2. 18:3
3. 4:22 4. 7:21
5. 18:12 6. 20 to 9
7. 25 to 20 8. 4:10
9. 18:21 10. 84 to 16
11. 33 ounces to 11 ounces 12. 45 minutes:25 minutes
13. 77 cups:49 cups 14. 15 pounds to 39 pounds
15. 40 seconds to 6 minutes 16. 140 centimeters to 3 meters
17. 9 weeks:9 days 18. 1 yard to 11 feet
Determine whether the ratios are equivalent. Explain.
19. 136 and
498 20.
170 and
181
21. 18 in.:3 ft and 12 in.:2 ft 22. 6 mos:2 yr and 8 mos:3 yr
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Ratios
Glencoe/McGraw-Hill 376 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 381 Mathematics: Applications and Concepts, Course 2
Find each unit rate. Round to the nearest hundredth if necessary.
1. $112 in 8 hours 2. 150 miles in 6 gallons
3. 49 points in 7 games 4. 105 students in 3 classes
5. 120 problems in 5 hours 6. 3 accidents in 12 months
7. 6 eggs in 7 days 8. 8 batteries in 3 months
9. 122 patients in 4 weeks 10. 51 gallons in 14 minutes
11. $8.43 for 3 pounds 12. 357 miles in 6.3 hours
13. 25 letters in 4 days 14. $99 for 12 CDs
15. 5 breaks in 8 hours 16. 3 trips in 14 months
17. 2 pay raises in 3 years 18. 7 errors in 60 minutes
19. 15 pounds in 6 weeks 20. 8 commercials in 15 minutes
21. 8 glasses every 24 hours 22. 13 feet in 5 steps
Choose the best unit price.
23. $4.99 for 6 cans or $7.99 for 10 cans
24. $21.50 for 4 pounds of lunch meat or $15.10 for 3 pounds of lunch meat
Practice: Skills
Rates
NAME ________________________________________ DATE ______________ PERIOD _____
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Determine whether each pair of ratios forms a proportion.
1. 95 and 2
175 2. 1
160 and 2
145
3. 168 and
295 4. 4
623 and 2
482
5. 181 and 1
130 6. 2
323 and 1
128
7. 1147 and 2
395 8. 3
262 and 3
109
9. 3428 and 1
105 10.32
60
hmi and42
80
hmi
11. $84.
o9z6 and$
63.
o7z2 12. 2
15.5m
cg and10
60
cmg
Solve each proportion.
13. 2143
2a6 14. 1
x8
336
15. u3
155 16. 6
65.50
5z
17. 24.8
7q 18.
1c7
08.0.5
1
19. 08..12
1b.8 20. 3
2040
1j8
21. 4t.2
85 22. 1
7250
m8
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Solving Proportions
Glencoe/McGraw-Hill 386 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 391 Mathematics: Applications and Concepts, Course 2
ARCHITECTURE The scale on a set of architectural drawings for a house
is 12 inch 11
2 feet. Find the length of each part of the house.
1.
2.
3.
4.
5.
6.
ARCHITECTURE As part of a city building refurbishment project,architects have constructed a scale model of several city buildings topresent to the city commission for approval. The scale of the model is1 inch 9 feet.
7. The courthouse is the tallest building in the city. If it is 712 inches tall in
the model, how tall is the actual building?
8. The city commission would like to install new flagpoles that are each45 feet tall. How tall are the flagpoles in the model?
9. In the model, two of the flagpoles are 4 inches apart. How far apart willthey be when they are installed?
10. The model includes a new park in the center of the city. If the dimensionsof the park in the model are 9 inches by 17 inches, what are the actualdimensions of the park?
11. Find the scale factor.
Practice: Skills
Scale Drawings
NAME ________________________________________ DATE ______________ PERIOD _____
Room Drawing Length Actual Length
Living Room 5 inches
Dining Room 4 inches
Kitchen 512 inches
Laundry Room 314 inches
Basement 10 inches
Garage 813 inches
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Write each percent as a fraction in simplest form.
1. 18% 2. 67.5% 3. 21.25%
4. 87.5% 5. 3114% 6. 17.5%
7. 1834% 8. 683
4% 9. 7.5%
10. 12.5% 11. 36.75% 12. 512%
Write each fraction as a percent. Round to the nearest hundredth ifnecessary.
13. 35 14. 3
8 15.
128
16. 136 17. 7
9 18. 2
510
19. 13 20.
44
02 21. 1
76
22. 16245 23. 1
112 24. 1
115
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Fractions, Decimals, and Percents
Glencoe/McGraw-Hill 396 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 401 Mathematics: Applications and Concepts, Course 2
Write each percent as a decimal and as a mixed number or fraction insimplest form.
1. 900% 2. 150% 3. 675%
4. 245% 5. 120% 6. 0.2%
7. 0.08% 8. 0.12% 9. 0.35%
Write each decimal as a percent.
10. 3.9 11. 81 12. 25
13. 6.75 14. 2.81 15. 0.001
16. 0.0046 17. 0.0069 18. 0.0083
Write each number as a percent.
19. 612 20. 21
2 21. 51
4
22. 2
100 23.
2250 24.
5300
Practice: Skills
Percents Greater Than 100%
and Percents Less Than 1%
NAME ________________________________________ DATE ______________ PERIOD _____
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Find each number.
1. Find 80% of 80. 2. What is 95% of 600?
3. 35% of 20 is what number? 4. Find 60% of $150.
5. What is 75% of 240? 6. 380% of 30 is what number?
7. Find 40% of 80. 8. What is 30% of $320?
9. 12% of 150 is what number? 10. Find 58% of 200.
11. What is 18% of $450? 12. What is 70% of 1,760?
13. Find 92% of 120. 14. 45% of 156 is what number?
15. What is 12% of 12? 16. Find 60% of 264.
17. 37.5% of 16 is what number? 18. What is 82.5% of 400?
19. What is 0.25% of 900? 20. Find 1.5% of 220.
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Percent of a Number
Glencoe/McGraw-Hill 406 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 411 Mathematics: Applications and Concepts, Course 2
Find each number. Round to the nearest tenth if necessary.
1. 50 is 20% of what number? 2. What percent of 20 is 4?
3. What number is 70% of 250? 4. 10 is 5% of what number?
5. What number is 45% of 180? 6. 40% of what number is 82?
7. What percent of 90 is 36? 8. 60 is 25% of what number?
9. What number is 32% of 1,000? 10. What percent of 125 is 5?
11. 73 is 20% of what number? 12. 57% of 109 is what number?
13. What percent of 185 is 35? 14. 25 is what percent of 365?
15. 85% of 190 is what number? 16. 12.5 is 25% of what number?
17. What percent of 128 is 24? 18. 5.25% of 170 is what number?
19. What is 82% of 230? 20. What percent of 49 is 7?
Practice: Skills
The Percent Proportion
NAME ________________________________________ DATE ______________ PERIOD _____
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Estimate by using fractions.
1. 51% of 128 2. 76% of 200
3. 32.9% of 90 4. 23% of 8
5. 19% of 45 6. 81% of 16
Estimate by using 10%.7. 12% of 98 8. 89% of 300
9. 31% of 80 10. 28% of 49
11. 62% of 13 12. 77% of 28
Estimate.
13. 308% of 500 14. 0.5% of 87
15. 153% of 20 16. 0.6% of 41
17. 231% of 54 18. 0.9% of 116
19. 0.26% of 36 20. 425% of 119
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Percent and Estimation
Glencoe/McGraw-Hill 436 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 441 Mathematics: Applications and Concepts, Course 2
Write an equation for each problem. Then solve. Round to the nearesttenth if necessary.
1. 25% of 176 is what number? 2. What is 90% of 20?
3. 24 is what percent of 30? 4. 80% of what number is 94?
5. What is 60% of 45? 6. 9 is what percent of 30?
7. What percent of 125 is 25? 8. What is 120% of 20?
9. 2% of what number is 5? 10. 15% of 290 is what number?
11. 16 is what percent of 4,000? 12. What is 140% of 60?
13. 344.8 is what percent of 862? 14. 6% of what number is 21?
15. What number is 60% of 605? 16. 32% of 250 is what number?
17. Find 30% of 70. 18. What is 80% of 65?
Practice: Skills
The Percent Equation
NAME ________________________________________ DATE ______________ PERIOD _____
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CELL PHONES For Exercises13, use the table at the right.It shows the results of asurvey in which students12 to 17 years old wereasked how often they usea cell phone.
1. Out of 215 students 12 to 17 years old, how many would you predict use acell phone once or twice a week?
2. Predict how many students 12 to 17 years old in a group of 375 havenever used a cell phone.
3. How many students 12 to 17 years old out of 1,200 would you expect usea cell phone at least once or twice a week?
PIZZA For Exercises 46, use the tableat the right. It shows the results ofa survey in which a random sampleof seventh graders at Kiewit MiddleSchool were asked to name theirfavorite pizza topping.
4. There are 32 students in Mrs. Chens seventh grade class. Predict howmany would choose olives as their favorite topping.
5. There are 210 seventh grade students eating lunch in the cafeteria. Howmany of them would choose peppers as their favorite topping?
6. Predict how many of the 524 seventh graders at Kiewit Middle Schoolwould choose pepperoni as their favorite pizza topping.
7. BACKPACKS A survey showed that 78% of students who take a bus toschool carry a backpack. Predict how many of the 654 students who takea bus also carry a backpack.
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Using Statistics to Predict
Glencoe/McGraw-Hill 446 Mathematics: Applications and Concepts, Course 2
Frequency of Use Percent
more than twice a week 32%
once or twice a week 16%once or twice a month 23%
less than once a month 12%
never used one 17%
Pizza Topping Percent
pepperoni 46%
peppers 28%
olives 8%
onions 2%
pineapple 4%
mushrooms 12%
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Glencoe/McGraw-Hill 451 Mathematics: Applications and Concepts, Course 2
Find each percent of change. Round to the nearest whole percent ifnecessary. State whether the percent of change is an increase ordecrease.
1. original: 35 2. original: 8 3. original: 45new: 70 new: 12 new: 30
4. original: $350 5. original: $75 6. original: 250new: $400 new: $60 new: 100
7. original: $30 8. original: 35 9. original: $12.50new: $110 new: 28 new: $15
10. original: 80 11. original: 45 12. original: 120new: 52 new: 63 new: 132
13. original: $210 14. original: 84 15. original: $84
new: $105 new: 111 new: $100
16. original: 6.8 17. original: 1.5 18. original: 91new: 8.2 new: 2.5 new: 77
19. original: $465.50 20. original: $87.05 21. original: 144new: $350 new: $100 new: 108
22. original: 20.8 23. original: $75 24. original: 8.6new: 12.2 new: $15 new: 7
Practice: Skills
Percent of Change
NAME ________________________________________ DATE ______________ PERIOD _____
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Find the total cost or sale price to the nearest cent.
1. $49.95 CD player; 5% discount 2. $69 shoes; 6% sales tax
3. $2.99 socks; 5.5% sales tax 4. $119 coat; 40% discount
5. $299 DVD player; 7% sales tax 6. $49 tie; 15% discount
7. $59 power tool; 5% sales tax 8. $17.99 CD; 10% discount
9. $79 cell phone; 20% discount 10. $65 concert ticket; 7.5% sales tax
11. $459 television; 30% discount 12. $19,995 car; 6.5% sales tax
Find the percent of discount to the nearest percent.
13. boots: regular price, $89 14. video game: regular price, $14.99sale price, $62.50 sale price, $12.64
15. drum set: regular price, $1,240 16. gloves: regular price, $24sale price, $1,099 sale price, $16.40
17. sweater: regular price, $48 18. sunglasses: regular price, $80sale price, $34 sale price, $62.95
19. dinner for two: regular price, $75 20. bicycle: regular price, $189sale price, $70 sale price, $147.85
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Sales Tax and Discount
Glencoe/McGraw-Hill 456 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 461 Mathematics: Applications and Concepts, Course 2
Find the interest earned to the nearest cent for each principal,interest rate, and time.
1. $500, 4%, 2 years 2. $350, 6.2%, 3 years
3. $740, 3.25%, 2 years 4. $725, 4.3%, 212 years
5. $955, 6.75%, 314 years 6. $1,540, 8.25%, 2 years
7. $3,500, 4.2%, 134 years 8. $568, 16%, 8 months
Find the interest paid to the nearest cent for each loan balance,interest rate, and time.
9. $800, 9%, 4 years 10. $280, 5.5%, 4 years
11. $1,150, 7.6%, 5 years 12. $266, 5.2%, 3 years
13. $450, 22%, 1 year 14. $2,180, 7.7%, 212 years
15. $2,650, 3.65%, 412 years 16. $1,245, 5.4%, 6 months
Practice: Skills
Simple Interest
NAME ________________________________________ DATE ______________ PERIOD _____
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A set of 12 cards is numbered 1, 2, 3, 12. Suppose you pick a card atrandom without looking. Find the probability of each event. Write asa fraction in simplest form.
1. P(5) 2. P(6 or 8)
3. P(a multiple of 3) 4. P(an even number)
5. P(a multiple of 4) 6. P(less than or equal to 8)
7. P(a factor of 12) 8. P(not a multiple of 4)
9. P(1, 3, or 11) 10. P(a multiple a 5)
The students at Jobs high schoolwere surveyed to determine theirfavorite foods. The results areshown in the table at the right.Suppose students were randomlyselected and asked what their
favorite food is. Find the probabilityof each event. Write as a fraction insimplest form.
11. P(steak) 12. P(spaghetti)
13. P(cereal or seafood) 14. P(not chow mein)
15. P(pizza) 16. P(cereal or steak)
17. P(not steak) 18. P(not cereal or seafood)
19. P(chicken) 20. P(chow mein or spaghetti)
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Simple Events
Glencoe/McGraw-Hill 486 Mathematics: Applications and Concepts, Course 2
Favorite Food Responses
pizza 19
steak 8
chow mein 5
seafood 4
spaghetti 3
cereal 1
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Glencoe/McGraw-Hill 491 Mathematics: Applications and Concepts, Course 2
The spinner at the right is spun twice.
1. Draw a tree diagram to represent thesituation.
2. What is the probability of getting atleast one A?
For each situation, make a tree diagram to show the samplespace. Then give the total number of outcomes.
3. choosing a hamburger or hot dog and potato salad or macaronisalad
4. choosing a vowel from the word COMPUTERand a consonant from the word BOOK
5. choosing between the numbers 1, 2 or 3, and thecolors blue, red, or green
B
C A
Practice: Skills
Tree Diagrams
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 496 Mathematics: Applications and Concepts, Course 2
Practice: Skills
The Fundamental Counting Principle
Use the Fundamental Counting Principle to find the total number ofoutcomes in each situation.
1. rolling two number cubes and tossing one coin
2. choosing rye or Bermuda grass and 3 different mixtures of fertilizer
3. making a sandwich with ham, turkey, or roast beef; Swiss or provolonecheese; and mustard or mayonaisse
4. tossing 4 coins
5. choosing from 3 sizes of distilled, filtered, or spring water
6. choosing from 3 flavors of juice and 3 sizes
7. choosing from 35 flavors of ice cream; one, two, or three scoops; and sugaror waffle cone
8. picking a day of the week and a date in the month of April
9. rolling 3 number cubes and tossing 2 coins
10. choosing a 4-letter password using only vowels
11. choosing a bicycle with or without shock absorbers; with or withoutlights; and 5 color choices
12. a license plate that has 3 numbers from 0 to 9 and 2 letters
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 501 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Permutations
Find the value of each expression.
1. 2! 2. 4!
3. 3! 5! 4. nine factorial
5. 2! 8! 6. 3! 2!
7. 11 10 9 8. 10!
9. 5! 2! 10. 5 4 3 2
11. 8! 6! 12. 6! 4!
13. How many ways can you arrange the letters in the word PRIME?
14. How many ways can you arrange 8 different crates on a shelf if they areplaced from left to right?
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 506 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Combinations
Tell whether each situation represents apermutation or combination.Then solve the problem.
1. You are allowed to omit two out of 12 questions on a quiz. How many
ways can you select the questions to omit?
2. Six students are to be chosen from a class of 18 to represent the class at amath contest. How many ways can the six students be chosen?
3. How many different 5-digit zip codes are possible if no digits arerepeated?
4. In a race with six runners, how many ways can the runners finish first,second, or third?
5. How many ways can two names be chosen from 76 in a raffle if only oneentry per person is allowed?
6. How many ways can six students be arranged in a lunch line?
7. A family has a bike rack that fits seven bikes but they only have fivebikes. How many ways can the bikes fit in the bike rack?
8. How many ways can you select three sheriff deputies from eightcandidates?
9. How many ways can four finalists be selected from 50 contestants?
10. How many 4-digit pin numbers are available if no number is repeated?
11. How many handshakes can occur between five people if everyone shakeshands?
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 511 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Theoretical and Experimental Probability
For Exercises 15, a number cube is rolled 50 times and the resultsare shown in the graph below.
1. Find the experimental probability of rolling a 2.
2. What is the theoretical probability of rolling a 2?
3. Find the experimental probability of not rolling a 2.
4. What is the theoretical probability of not rolling a 2?
5. Find the experimental probability of rolling a 1.
For Exercises 69, use the results of thesurvey at the right.
6. What is the probability that a personsfavorite season is fall? Write theprobability as a fraction.
7. Out of 300 people, how many would youexpect to say that fall is their favorite season?
8. Out of 20 people, how many would you expect to say that they like all theseasons?
9. Out of 650 people, how many more would you expect to say that they likesummer than say that they like winter?
Spring
Summer
Fall
Winter
None, I likethem all
13%
39%
25%
13%
10%
What is your favoriteseason of the year?
6321
8
10
12
4
6
14
0
2NumberofRolls
54
10
8
6
9
5
12
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 516 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Independent and Dependent Events
1. Four coins are tossed. What is the probability of tossing all heads?
2. One letter is randomly selected from the word PRIME and one letter israndomly selected from the word MATH. What is the probability thatboth letters selected are vowels?
3. A card is chosen at random from a deck of 52 cards. It is then replacedand a second card is chosen. What is the probability of getting a jack andthen an eight?
For Exercises 46, use the information below.
A standard deck of playing cards contains 52 cards in four suits of 13 cardseach. Two suits are red and two suits are black. Find each probability. Assumethe first card is replaced before the second card is drawn.
4. P(black, queen) 5. P(black, diamond) 6. P(jack, queen)
7. What is the probability of spinning a number greater than 5 on a spinnernumbered 1 to 8 and tossing a tail on a coin?
8. Two cards are chosen at random from a standard deck of cards withreplacement. What is the probability of getting 2 aces?
9. A CD rack has 8 classical CDs, 5 pop CDs, and 3 rock CDs. Two CDs arechosen without replacement. What is the probability of choosing a rockCD then a classical CD?
10. A jar holds 15 red pencils and 10 blue pencils. What is the probability ofdrawing two red pencils from the jar?
NAME ________________________________________ DATE ______________ PERIOD _____
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Classify each angle as acute,obtuse,right, or straight.
1. 2. 3.
4. 5. 6.
7. 8. 9.
Draw an angle having each measurement. Then classify each angleas acute,obtuse,right, or straight.
10. 42 11. 125 12. 90
Use the figure at the right.
13. Name the acute angles.
14. Find mKJM.
15. Name an angle adjacent to LJM.
3060
45
H J
K L
M
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Angles
Glencoe/McGraw-Hill 544 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 549 Mathematics: Applications and Concepts, Course 2
For each table, find the number of degrees in each section of a circlegraph. Then make a circle graph of the data.
1. 2.
3. 4.
United States CoastlineSuccessful Space Launches, 2001
Family Members Students Confide InUnited States Energy Usage, 2001
Practice: Skills
Making Circle Graphs
NAME ________________________________________ DATE ______________ PERIOD _____
Family Members Students Confide In
Grandparent/Other
Family Member Percent
Mom 52%
Dad 17%
Brother/Sister 16%
15%
United States Energy Usage, 2001
Other
Category Percent
Commercial and Industrial 52%
Residential 20%
Transportation 27%
1%
Successful Space Launches, 2001
China
Country Number
India 2
United States 23
European Space Agency 7
1
United States Coastline
Coast Length (miles)
Atlantic 2,100
Pacific 7,600
Gulf 1,600
Arctic 1,100
United States Coastline
Arctic
Coast Length (mi)
Atlantic 2,100
Pacific 7,600
Gulf 1,600
1,100
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Classify each pair of angles as complementary,supplementary, orneither.
1. 2. 3.
4. 5. 6.
7. 8. 9.
Find the value ofx in each figure.
10. 11. 12.
13. 14. 15.
16. 17. 18.
x57
x22
x
66
x
117 x
86 x
43x49x
18x
583249
49
20
160
49
41126 541
2
212121
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Angle Relationships
Glencoe/McGraw-Hill 554 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 559 Mathematics: Applications and Concepts, Course 2
Find the missing measure in each triangle. Then classify the triangleas acute,right, or obtuse.
1. 2. 3.
4. 5. 6.
7. 8. 9.
Classify each triangle by its angles and by its sides.
10. 11. 12.
13. 14. 15.
16. 17. 18.
2746
82
52
98
121
40
1960
60
60
50
40114
37
50x
126 22
x51
57
x
71
45x
65
x38
38
x
49
x
24
36
x
81
84x
Practice: Skills
Triangles
NAME ________________________________________ DATE ______________ PERIOD _____
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Classify the quadrilateral using the name that best describes it.
1. 2. 3.
4. 5. 6.
7. 8. 9.
Find the missing angle measure of each quadrilateral.
10. 11. 12.
13. 14. 15.
64
x
77
99 109
x
72
121
x
89
92 64
x135110
75x
52
x
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Quadrilaterals
Glencoe/McGraw-Hill 564 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 569 Mathematics: Applications and Concepts, Course 2
Find the value ofx in each pair of similar figures.
1. 2.
3. 4.
5. 6.
Determine whether each pair of figures is similar. Justify youranswer.
7. 8.
24 m
40m15m
8 m
D
F
A
C
B
7 cm
9 cm
14 cm
18 cm
15 in.
12 in
20 in.
B C
DA
E F
GH
x
6 mm
4 mm
M
OQ N
P
R x
9 mm
10 cm
7 cm
21 cm
B C
DA
F G
HEx
12 ft
14 ft
A
B
E
C F G
x
18 ft
H
D
7 m
3 m
N
M
R
O
Q
P
x
9 m4 ft
3ft
A
B
F
C
D
Ex
6 ft
Practice: Skills
Similar Figures
NAME ________________________________________ DATE ______________ PERIOD _____
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Determine whether each figure is a polygon. If it is, classify thepolygon and state whether it is regular. If it is not a polygon, explainwhy.
1. 2. 3.
4. 5. 6.
7. 8. 9.
Find the measure of an angle in each polygon.
10. regular 15-gon 11. regular 18-gon 12. regular 24-gon
Identify the polygons that are used to create each tessellation.
13. 14.
15. What is the perimeter of a regular pentagon with sides 8.4 inches long?
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Polygons and Tessellations
Glencoe/McGraw-Hill 574 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 579 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Translations
1. Translate ABC 5 units left. 2. Translate rectangleRSTU2 units rightand 5 units up.
3. Translate DEF4 units left and 4. Translate trapezoidLMNO 5 units right4 units down. and 3 units down.
TriangleXYZhas verticesX(4, 5),Y(1, 3), andZ(2, 0). Find thevertices ofXYZ after each translation. Then graph the figure andits translated image.
5. 5 units down 6. 4 units right, 3 units down
ParallelogramRSTUhas verticesR(1, 3),S(0, 1),T(4, 1), andU(3, 3). Find the vertices ofRSTU after each translation. Thengraph the figure and its translated image.
7. 3 units left, 3 units up 8. 1 unit right, 5 units upy
xO
y
xO
y
xO
y
xO
y
xO
O
N
L
M
y
xO
D
F
E
y
xO
U T
R S
y
xO
B
A
C
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 584 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Reflections
Determine which figures have line symmetry. Then draw all lines ofsymmetry.
1. 2. 3.
4. 5. 6.
Find the coordinates of the vertices of each figure after a reflectionover thex-axis. Then graph the figure and its reflected image.
7. triangleABC with verticesA(3, 4),B(1, 4), and C(3, 1)
8. rectangleMNOP withverticesM(2, 4),
N(
2,
1), O(3,
1), andP(3, 4)
Find the coordinates of the vertices of each figure after a reflectionover they-axis. Then graph the figure and its reflected image.
9. triangleDEFwith verticesD(1, 4), 10. trapezoid WXYZ with vertices W(1, 3),E(4, 3), andF(2, 0) X(1, 4), Y(5, 4), andZ(3, 3)
y
xO
y
xO
y
xO
y
xO
NAME ________________________________________ DATE ______________ PERIOD _____
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Find the square of each number.
1. 3 2. 22
3. 25 4. 24
5. 35 6. 26
7. 37 8. 50
Find each square root.
9. 25 10. 100
11. 441 12. 900
13. 961 14. 784
15. 3,600 16. 1,936
17. What is the square of
37? 18. Find both square roots of 4,900.
19. Square 7.2. 20. Square 4.5.
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Squares and Square Roots
Glencoe/McGraw-Hill 610 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 615 Mathematics: Applications and Concepts, Course 2
Estimate each square root to the nearest whole number.
1. 5 2. 10 3. 21
4. 28 5. 78 6. 102
7. 179 8. 274 9. 303
10. 563 11. 592 12. 755
13. 981 14. 1,356 15. 1,688
16. 3,287 17. 3,985 18. 4,125
Use a calculator to find each square root to the nearest tenth.
19. 6 20. 19 21. 30
22. 77 23. 114 24. 125
25. 149 26. 182 27. 212
28. 436 29. 621 30. 853
31. 918 32. 1,004 33. 1,270
34. 5,438 35. 4,215 36. 5,786
37. Order 275, 4.91, and 23from least to greatest.
38. Graph 42and 62on the same number line.
0 1 2 3 4 5 876
Practice: Skills
Estimating Square Roots
NAME ________________________________________ DATE ______________ PERIOD _____
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Find the missing measure of each right triangle. Round to the nearesttenth if necessary.
1. 2.
3. 4.
5. 6.
7. 8.
9. a 15 cm, b 20 cm 10. a 2 yd, b 12 yd
11. a 13 in., c 16.5 in. 12. b 8 mm, c 17 mm
13. a 1.3 ft, b 4.6 ft 14. a 14.7 m, c 23 m
Determine whether each triangle with the given side lengths is aright triangle. Writeyes or no.
15. 10 ft, 24 ft, 26 ft 16. 5 in., 8 in., 9 in.
17. 6 cm, 9 cm, 12 cm 18. 4.5 mm, 6.0 mm, 7.5 mm
14mmc mm
6.7mm
11.2 m
6 m
a m
2.7 yd 3 yd
a yd
20.3 in. 32 in.
c in.
20 cm
26 cmx cm12.4 ft
a ft
15 ft
5in.
c in.
5in.7m
b m
20m
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
The Pythagorean Theorem
Glencoe/McGraw-Hill 620 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 625 Mathematics: Applications and Concepts, Course 2
Find the area of each parallelogram. Round to the nearest tenth ifnecessary.
1. base 5 ft 2. base 9 in.
height 12 ft height 2 in.
3. base 6 cm 4. base 425 yd
height 5.5 cm height 2 yd
5. base 15.3 mm 6. base 19.6 mheight 8 mm height 14.5 m
7. 8.
9. 10.
11. 12.
13. 14.
7 yd
24ft
4.3 mm
12 mm
20 in.
11 in.45
2.3 cm
2cm
12 ft
9 ft15 mm
11 mm
7 in.
4 in.
2 cm
3 cm
Practice: Skills
Area of Parallelograms
NAME ________________________________________ DATE ______________ PERIOD _____
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Find the area of each figure. Round to the nearest tenth if necessary.
1. 2.
3. 4.
5. 6.
7. 8.
9. 10.
11. triangle: base 16 cm, height 9.4 cm
12. triangle: base 13.5 in., height 6.4 in.
13. trapezoid: bases 22.8 mm and 19.7 mm, height 36 mm
14. trapezoid: bases 5 ft and 312 yd, height 7 ft
14 mm
3.8 mm
15.3 mm
7.5 cm
12.2 cm
5.6 in.
6.9 in.12 ft
20.1 ft
25 ft
24 mm
20.7 mm7 cm
9.2 cm
2 cm
4 ft
3 ft
6.5 ft
12 mm
18mm
10 mm
3 ft
2 ft10 cm
9 cm
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Area of Triangles and Trapezoids
Glencoe/McGraw-Hill 630 Mathematics: Applications and Concepts, Course 2
7/25/2019 Algebra Workbook #10
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Glencoe/McGraw-Hill 635 Mathematics: Applications and Concepts, Course 2
Find the area of each circle. Round to the nearest tenth.
1. 2.
3. 4.
5. 6.
7. 8.
9. 10.
11. radius 5.7 mm 12. radius 8.2 ft
13. diameter 314 in. 14. diameter 15.6 cm
15. radius 1.1 in. 16. diameter 1234 yd
11.9 ft2.1 mm
22.5 in.4.7 yd
8 cm4.3 ft
14 in.35 mm
4 yd
1 cm
Practice: Skills
Area of Circles
NAME ________________________________________ DATE ______________ PERIOD _____
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Glencoe/McGraw-Hill 640 Mathematics: Applications and Concepts, Course 2
Practice: Skills
Area of Complex Figures
Find the area of each figure. Round to the nearest tenth if necessary.
1. 2.
3. 4.
5. 6.
7. 8.1.3 ft
1.3 ft
3.5 ft
3.5 ft
3.5 ft
3.5 ft4 m
4 m
2 m
2 m
2 m
20 yd
9 yd
11 yd
9 yd
4 yd 4 yd
13 m
9 m
7 m
3 in.4 in.
9 in.15 in.
5 in.
10 in.
30 in.
15 in.
7 mm5 mm
6 mm
7 cm
7 cm
NAME ________________________________________ DATE ______________ PERIOD _____
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Draw a top, a side, and a front view of each solid.
1.
2.
3.
Draw each solid using the top, side, and front views shown. Useisometric dot paper.
4.
5. top side front
top side front
top side front
top side front
top side front
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Drawing Three-Dimensional Figures
Glencoe/McGraw-Hill 670 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 675 Mathematics: Applications and Concepts, Course 2
Find the volume of each rectangular prism. Round to the nearesttenth if necessary.
1. 2. 3.
4. 5. 6.
`
7. 8. 9.
4.5 cm
1.2 cm1.5 cm
9.6 in.
4.8 in.
15 in.4 ft
4 ft34
2 ft12
9 cm
7.2 cm3 cm7 in.
2.8 in.
9.5 in.
3 mm 5 mm
12 mm
4 m
4 m6 m6 in.
10 in.
5 in.
7 cm3 cm
3 cm
Practice: Skills
Volume of Rectangular Prisms
NAME ________________________________________ DATE ______________ PERIOD _____
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Find the volume of each cylinder. Round to the nearest tenth.
1. 2. 3.
4. 5. 6.
7. radius 8.8 cm 8. radius 4 ft
height 4.7 cm height 212 ft
9. diameter
10 mm 10. diameter
7.1 in.height 4 mm height 1 in.
1.9 in.
6.2 in.
5.3 m
8.7 m
3 yd
6 yd
12
12 in. 4 in.8 ft
9 ft
7 cm
20 cm
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Volume of Cylinders
Glencoe/McGraw-Hill 680 Mathematics: Applications and Concepts, Course 2
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Glencoe/McGraw-Hill 685 Mathematics: Applications and Concepts, Course 2
Find the surface area of each rectangular prism. Round to thenearest tenth if necessary.
1. 2. 3.
4. 5. 6.
7. 8. 9.
10. A cube has a surface area of 126 square feet. What is the area of oneface?
11. Find the surface area of a rectangular prism that has a length of8 inches, a width of 3 inches, and a height of 6 inches.
6.4 mm
7.3 mm
4.1 mm
4.5 in.
4.1 in.
8.3 in.6 ft
12 ft
7 ft
4.3 in.
6 in.
3.7 in.
3 cm4 cm
8.5 cm10 mm
9 mm
9 mm
15 in.
9 in.7 in.
1 ft
4 ft
7 ft
12 cm
7 cm
6 cm
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Surface Area of Rectangular Prisms
7/25/2019 Algebra Workbook #10
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Glencoe/McGraw-Hill 690 Mathematics: Applications and Concepts, Course 2
Find the surface area of each cylinder. Round to the nearest tenth.
1. 2. 3.
4. 5. 6.
7. Find the surface area of a can with a radius of 4 centimeters and a heightof 11 centimeters.
8. Find the surface area of the outside of a cylindrical barrel with adiameter of 10 inches and a height of 12 inches.
9. Find the area of the curved surface of a D battery with a diameter of3.2 centimeters and a height of 5.6 centimeters.
12.6 cm
6.5 cm
2 ft12
4 ft13
4.8 yd
7 yd
7 m
4 m
6 mm
10 mm
8 in.
24 in.
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Surface Area of Cylinders
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Identify the precision unit of each measuring tool.
1. 2.
3. 4.
State the measure using significant digits.
5. 6.
7 8
cm 14 15 16 17 18 19 20
cm 1 2 3 4
2 431m
0 129 228
327 426525624
723
822
9211020
11191218
1317 141615
pounds
2 31in.
NAME ________________________________________ DATE ______________ PERIOD _____
Practice: Skills
Precision and Measurement