Proportional Relationships, Graphs, Equations, Tables

Which graph is non-proportional?

• A

• B

• C

• D

Which of the following rates of change represents the graph shown?

• 2 boys for every 1 girl

• 0.5 boys for every 1 girl

• 6 boys for every 1 girl

• 3 boys for every 1 girl

Which graph matches the table?

• A

• B

• C

• D

Does this graph represent a proportional relationship?

• Yes

• No

Does the following table represent a proportional relationship? Explain why or why not.

• Yes, it is because it has a constant rate of change of .6

• No, it does not have a constant rate of change.

• Yes, it is because it has a constant rate of change of .8

• No, it does not have a constant variation.

Does the following table represent a proportional relationship? Explain why or why not.

• No, it does not.

• Yes, it is because it has a constant rate of change of 3.

• Maybe because there is a constant rate of change of 3.5, but there is no constant variation.

• Yes, it is because it has a constant rate of change of 3.5.

Determine the constant of proportionality in the following table and the value of x

What does the point (60, 90) represent in the following graph?

• At 60 patient payments, you will have 90 insurance payments.

• At 60 insurance payments, you will have 90 patient payments.

• At 90 insurance payments, you will have 60 patient payments.

Describe one method you can use to determine if a relationship is proportional?

• Constant Rate of Change

• Direct Variation

• Neither

Does the following table represent a proportional relationship? Explain why or why not.

• No, it does not have a constant variation or a constant rate of change.

• Yes, it does have a constant variation and a constant rate of change, and it is 0.6