PSABPXY4 - Student Facing Task---Acc7.5 Lesson 26 Solving Problems with Systems of Equations (6.EE.C.9, 8.EE.C.8.c)
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26.1: Are We There Yet?

A car is driving towards home at 0.5 miles per minute. If the car is 4 miles from home at t = 0, which of the following can represent the distance that the car has left to drive?

Select one:
Part A)

26.2: Cycling, Fundraising, Working, and ___?

 

Solve each problem. Explain or show your reasoning.

 

Two friends live 7 miles apart. One Saturday, the two friends set out on their bikes at 8 am and started riding towards each other. One rides at 0.2 miles per minute, and the other rides at 0.15 miles per minute. At what time will the two friends meet?

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Don't use labels (minutes) in your answer.

 

______ minutes

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Students are selling grapefruits and nuts for a fundraiser. The grapefruits cost $1 each and a bag of nuts cost $10 each. They sold 100 items and made $307. How many grapefruits did they sell?

 

Don't use labels (grapefruits) in your answer.

 

_________ grapefruits

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part C)

Jada earns $7 per hour mowing her neighbors’ lawns. Andre gets paid $5 per hour for the first hour of babysitting and $8 per hour for any additional hours he babysits. What is the number of hours they both can work so that they get paid the same amount?

 

Don't use labels (hours) in your answer.

 

______ hours

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part D)

Pause here so your teacher can review your work. Then, invent another problem that is like one of these, but with different numbers. Solve your problem.

Type your answer below:
Part E)

Create a visual display that includes:

 

*The new problem you wrote, without the solution.

*Enough work space for someone to show a solution.

 

Upload your visual display by using the "insert image" icon . If you can't add an image, describe in detail what your display looks like.

Type your answer below:
Part F)

Trade your display with another group, and solve each other's new problem. Make sure that you explain your solution carefully. Be prepared to share this solution with the class.

Type your answer below:
Part G)
Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part H)

When the group that got the problem you invented shares their solution, check that their answer is correct.

Type your answer below:

Are you ready for more?

 

On a different Saturday, two friends set out on bikes at 8:00 am and met up at 8:30 am. (The same two friends who live 7 miles apart.) If one was riding at 10 miles per hour, how fast was the other riding?

 

Don't use labels (miles per hour) in your answer. 

 

_______ miles per hour

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):