Proportional Relationships Study Guide

Is this graph a proportional relationship?

• Yes, it is proportional.

• No, it is not proportional.

• Maybe, it depends on the numbers.

• Not enough information.

Is the following a proportional relationship?

• Maybe, it depends on the numbers.

• No table is proportional.

• Yes, it is proportional.

• No, it is not proportional.

Is the equation a proportional relationship?

• No, it is not proportional.

• Yes, it is proportional.

• Maybe, it depends what come next.

• No equations are proportional.

What is the constant of proportionality of y = 8x?

• y

• x

• =

• 8

What is the constant of proportionality?

• 190

• 1/85

• 95

• 2

What is the constant of proportionality in this graph?

• 160

• 40

• 80

• 2

A restaurant has an all you can eat buffet for $13.95 per person. What is the constant of proportionality?

• x/y

• 100

• 13.95

• Not enough information

What is the constant of proportionality? Write your answer as a decimal.

• 10.5

• 3.5

• 17.5

• 0.2857...

Which equation represents the proportional relationship in this table?

• y = 4.5x

• y = 3.5x

• y = 10.5x

• y = 0.29x

If the rainfall continues at this rate, how many inches of rain will fall after 6 hours?

• 24 inches

• 20.5 inches

• 6 inches

• 21 inches