Representing Equations in a Story Problem

What story could this equation represent?

7x + 2 = 30

• Buying pet turtles for $7 each plus two cans of turtle food cost $30.

• Seven one-dollar bills and two dollars in quarters equals thirty dollars.

• Two yoyos plus seven frisbees is thirty cents.

• Buying seven calculators plus a $2 bundle of pencils is $30.

A plumber charges $50 to make a house call plus $40 for each hour he works. What are the pieces of this story?

• Beginning = $40 per hour

  Middle = total cost

  End = $50 for the house call

• Beginning = total cost

  Middle = $50 for the house call

  End = $40 per hour

• Beginning = $50 for the house call

  Middle = total cost

  End = $40 per hour

• Beginning = $50 for the house call

  Middle = $40 per hour

  End = Total cost

A plumber charges $50 to make a house call plus $40 for each hour he works. How much would it cost you if he worked for 6 hours?

• $540

• $340

• $12,000

• $290

• The correct answer isn't listed here

A plumber charges $50 to make a house call plus $40 for each hour he works. He gives you a bill for $170. How many hours did he work?

• More than 10

• 5

• 3

• 1

• The correct answer isn't listed here

If chocolate chip cookies cost $3.00 per cookie plus $2 for boxing them up in a decorated box, which of the following is the right equation for calculating total price?

• y = 2x + 3

• y = 3x + 2

• y = 3x + 2x

• x = 2y + 3

If chocolate chip cookies cost $3.00 per cookie plus $2 for boxing them up in a decorated box, how much would 20 of these amazing cookies cost?

• $23

• $25

• $43

• $62

• The correct answer isn't listed here

If chocolate chip cookies cost $3.00 per cookie plus $2 for boxing them up in a decorated box, how much would 14 of these amazing cookies cost?

• $19

• $28

• $31

• $42

• The correct answer isn't listed here

You go out and buy seven bags of M&Ms and pay $2 for a bus ticket. When you get home you realize that you spent $30. If the equation for this situation is 7x + 2 = 30, how much was each bag of M&Ms?

• More than $5

• $4

• $3

• $2

• The correct answer isn't listed here

Your class won a donut party and when El Jefe went to pick up the donuts he learned that Dunkin gave him an educator discount of $3. El Jefe spent $35 for donuts for your class of 25 students. What is the information that you KNOW?

• Beginning = $35 total cost

  Middle = Cost of each donut, I need to find

  End = $3 discount

• Beginning = $3 discount

  Middle = Cost of each donut, I need to find

  End = $35 total cost

• Beginning = Cost of each donut, I need to find

  Middle = $35 total cost

  End = $3 discount

• Beginning = $3 discount

  Middle = $35 total cost

  End = Cost of each donut, I need to find

Your class won a donut party and when El Jefe went to pick up the donuts he learned that Dunkin gave him an educator discount of $3. El Jefe spent $35 for 25 donuts. How much was each donut?

• $1.28

• $0.80

• $0.66

• $1.52