8/3/2019 GMAT Math Test 23
1/3
1. Find k when x is 20% of y, y is 30% of z and x is k% of
z.
a. 6
b. 10
c. 20
d. 50
2. If a man travels for half an hour at a rate of 20 kilometers
per hour, and for another
half an hour at a rate of 30 kilometers per hour, what is his
average speed?
a. 24 kph
b. 25 kph
c. 26 kph
d. Cannot be determined from the given information
3. A cube has an edge of 6. If the cube is split into cubes with
edges of 2, what is the
total surface area of the smaller cubes?
a. 24
b. 216
c. 324
d. 648
4. Mario starts clearing the lawn at 8:00 a.m and by 9:20 a.m.
he has finished
of it. If
he continued working at the same rate, at what time will he
finish clearing the
lawn?
a. 10:36 a.m
b. 9:40 a.m
c. 9:52 a.m
d. 12:00 noon
5. Which of the following are equal?
I. 1 +
II. B
III.
IV.
a. I and II
b. II and III
c. III and IV
8/3/2019 GMAT Math Test 23
2/3
d. I and III
6. If 8 men can do a job in 12 days, what is the percentage
increase in the number of
days required to do the job when 2 men are released?
a. 20%b. 25%
c. 33
d. 50%
7. An elevator went from the bottom to the top of a building at
an average speed of 3
m/sec, remained at the top for one minute, and then returned to
the bottom at 4
m/sec. if the elapse time is
minutes, how high is the building?
a. 240 m
b. 280 mc. 300 m
d. 360 m
8. With the help of a strong jet stream, a plane flew 10% faster
than usual and made
the 4400-mile trip in 30 minutes less than usual. How fast did
the plane fly?
a. 800 mph
b. 900 mph
c. 1000 mph
d. 1200 mph
9. In a golden rectangle the ratio of the length to the width is
equal to the ratio of the
length plus the width to the length. Fid the value of its golden
ration.
a.
b. 1 -
c.
d. 1 +
10. Sabina is taking a test consisting of ten questions is told
that each question after
the first is worth two credits more than the preceding question.
If the third
question on the test is worth five points, what is the maximum
score that she
could obtain?
a. 50 points
b. 75 points
