Planning a BBQ Math Project - Basic · Uncle Kevin, Kyle, Mrs. Washington, Eric, Mr. Peters, Mrs. Peters, Payton, Mr. Nash, Brianna, Brandon How many people will be at the barbeque?

© 2017 GAMES 4 GAINS, LLC

Answer Key

This answer key is for the basic version of this packet.

In order to allow for students to make real-world choices in this project, some of the answers vary depending on

the decisions that they made.

Mistakes happen! If you find one, please email me directly at [email protected] so that I can fix it for you.


The Guest ListPhew! You’ve finally tracked down the guest list from your mom.

You’ll need to use this information for your planning!

Note: Names get crossed off from the “Receiving RSVPs” page.

Grandpa Bill

Grandma Mary

Grandpa Ken

Grandma Jean

Aunt Lisa

Uncle Kevin

Sean

Evan

William

Aunt Michelle

Uncle Rick

Lilianna

Aunt Erin

Uncle Brandon

Ian

Leah

Henry

Mr. Steed

Mrs. Steed

Laura

Kyle

Mr. Balkey

Mrs. Balkey

Karen

Keith

Mr. Lopez

Johnnie

Lucas

Ms. Thompson

Eddie

Kendall

Mr. Stevens

Mrs. Stevens

Mr. Glascow

Mrs. Glascow

Payton

Mr. Nash

Mrs. Nash

Brian

Brianna

Brandon

Mr. Jenkins

Mrs. Jenkins

Mr. Washington

Mrs. Washington

Eric

Mr. Santana

Miss Santana

Mr. Peters

Mrs. Peters

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The Guest List1. How many people does your mom plan to invite to the event?

50 people

2. Your mom expects that one-fifth of the people invited will not be able to

attend the event.

How many of the people invited does your mom think will not be able to

attend?

10 people

How many of the people invited does your mom expect will be able to

attend?

40 people

3. The adults’ names are typed in regular print and the children’s names are

typed in italics.

What fraction of the people invited are adults?

30/50

What fraction of the people invited are children?

20/50

4. Each box on the guest list represents one family.

What fraction of the families invited have children?

10/16

What fraction of the families with children have three or more children?

3/10

What fraction of the families with children have exactly two children?

4/10

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Setting A DateYou need to choose a date for the party before you send out

invitations to your guests.

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Mark the following dates on the calendar above:

• Today’s date is June 3rd. • You will send out invitations the day after tomorrow. • The invitations will arrive at your guests’ houses 3 days after you put

them in the mailbox. • The RSVP deadline is one week after the invitations arrive. • After receiving all of the RSVPs, you need 5 full days to prepare for the

barbeque.

Your parents want to have the barbeque on the first possible Saturday or Sunday this month. Based on the information above, on what date will the

barbeque take place?

Sunday, June 21st

June

Sun Mon Tues Wed Thurs Fri Sat

Today’s Date

Send Invitations

InvitationsArrive

RSVPDeadline

Preparation Day

Preparation Day

Preparation Day

Preparation Day

Preparation Day

Barbeque Party!


Setting A TimeNow that you’ve selected the date, you need to determine what time

the barbeque will begin and end.

Note: The end time of one activity is the start time of the next activity.

At what time should you tell guests to arrive? 2:30 P.M.

At what time should you tell guests that the barbeque ends? 6:15 P.M.

How long is the actual barbeque? 3 hr 45 min

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Activity – Day of Event Start Time Time Required End Time

Wake up & get dressed 7:30 A.M. 45 min 8:15 A.M.

Eat breakfast 8:15 A.M. 20 min 8:35 A.M.

Table/Chair Rental

Delivery & Setup8:35 A.M. 1 hr 15 min 9:50 A.M.

Party Decorations Setup 9:50 A.M. 50 min 10:40 A.M.

Snack Break 10:40 A.M. 15 min 10:55 A.M.

Food Preparation 10:55 A.M. 2 hr 25 min 1:20 P.M.

Shower and Get Changed 1:20 P.M. 25 min 1:45 P.M.

Finishing Touches for

Setup1:45 P.M. 45 min 2:30 P.M.

Guests Arrive 2:30 P.M. 20 min 2:50 P.M.

Mix & Mingle Time 2:50 P.M. 25 min 3:15 P.M.

Sit & Eat (Main Course) 3:15 P.M. 55 min 4:10 P.M.

Mix & Mingle Time 4:10 P.M. 30 min 4:40 P.M.

Sit & Eat (Dessert) 4:40 P.M. 25 min 5:05 P.M.

Mix & Mingle Time 5:05 P.M. 1 hr 10 min 6:15 P.M.


Sending InvitationsThe next item on the to-do list is sending out invitations to your

guests.

Look at your guest list to determine how many invitations you need to send.

You only need to send one invitation per family.

Number of invitations needed: 16 invitations

You take a trip to the store to purchase some invitations. You have a big

decision to make. You must decide whether to buy invitations that are already

made for you or to make your own invitations. You compare the two options:

Buy pre-made invitations:

How many boxes of invitations would you need to buy in order to have

enough invitations to send?

2 boxes

How many invitations would not be used?

4 invitations

What is the total cost of buying pre-made invitations?

$12 x 2 = $24

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Item Cost

Box of 10 invitations

and envelopes

$12 per box


Sending InvitationsMake your own invitations:

If you make your own invitations, you will have to take them to the printer to get them printed. The printer’s charges are shown below. An invitation requires 1 page.

Not including the envelope, how much does one invitation cost to print?

10¢ + 15¢ = 25¢

Not including the envelope, what is the cost of printing all of the

invitations needed?

$4

How much do you need to spend on envelopes?

$6 x 2 = $12

What is the total cost of making your own invitations?

$16

It’s time to make a decision! Your mom tells you to choose the cheaper option.

Which option will you choose? Make your own invitations

How much money do you save by choosing that option?

$24 - $16 = $8

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Item Cost

White cardstock paper 10¢ per page

Color ink 15¢ per page

Box of 8 envelopes $6 per box


Sending InvitationsYour mom wants to see the invitation that you’re going to send. Don’t forget to

include the following:

• Date, time, and address of the event

• Date by which guests must RSVP

• Phone number and/or email address to send RSVPs

You’re ready to send the invitations. Each invitation requires a stamp.

Stamps cost 50¢ each. How much will you spend on stamps?

$8

Including the stamps, what was the total cost of buying and sending all of the

invitations? Record the answer below and on your spend tracker.

$16 + $8 = $24

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Front of invitation

Students should have designed their own

invitation.

Inside of invitation

Students should have designed their own

invitation.

The invitation must include:

Date: Sunday, June 21st

Time: 2:30 P.M. – 6:15 P.M.

RSVP by: Monday, June 15th

^This information was determined from

the “Setting A Date” and “Setting A Time”

pages.

Students should have also included an

address where the event will take place

and a phone number and/or email address

where they can be contacted. They can

“invent” this information.


Receiving RSVPsEveryone has either called or emailed to say whether or not they can attend the barbeque. The list below shows who will NOT be attending.

Be sure to cross off their names off of the guest list.

Uncle Kevin, Kyle, Mrs. Washington, Eric, Mr. Peters, Mrs. Peters, Payton, Mr. Nash, Brianna, Brandon

How many people will be at the barbeque? Don’t forget to include your immediate family in the attendance totals from now on. Your immediate family

includes your mom, your dad, you, your brother Allen, and your sister Ella.

Total number of people attending: 45 people

Number of adults attending: 27 Number of children attending: 18

What fraction of the people who will be at the barbeque are adults?

27/45

What fraction of the people who will be at the barbeque are children?

18/45

One-half of the children attending are at least 9 years old. How many children attending are at least 9 years old?

9 children

Dad gave a budget for the barbeque of $21 per adult and $13 per child. According to dad, what is the total budget for the barbeque?

$21 x 27 = $567$13 x 18 = $234

Total budget: $801

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Documents

Planning a BBQ Math Project - Basic · Uncle Kevin, Kyle, Mrs. Washington, Eric, Mr. Peters, Mrs. Peters, Payton, Mr. Nash, Brianna, Brandon How many people will be at the barbeque?