7.2.10

Exit Ticket

Which graphs cannot represent a proportional relationship?

Select all that are NOT PROPORTIONAL!

Explain how you know in the space provided.

1. Which graphs could represent a proportional relationship.

Explain how you decided in the "show your work" section below.

2. A lemonade recipe calls for 1/4 cup of lemon juice for every cup of water.

a) Use the table to answer these questions.

i. What does x represent?

2. A lemonade recipe calls for 1/4 cup of lemon juice for every cup of water.

a) Use the table to answer these questions.

ii. What does y represent?

2b. Plot the pairs in the table in a coordinate plane.

3. Decide whether each table could represent a proportional relationship.

b) The distance from which a lighthouse is visible.

3b. The distance from which a lighthouse is visible.

If the relationship is proportional, what is the constant of proportionality?

*If not proportional, type NA.

4. Select ALL the pieces of information that would tell you x and y have a proportional relationship. Let y represent the distance between a rock and a turtle's current position in meters and x represent the number of minutes the turtle has been moving.