Proportional Relationships and Non Proportional

Is the graph proportional?

• Yes

• No

What is the constant of proportionality?

• k = 3

• k = 1/3

• k = 3x

• k = 1/3x

Select all graphs that represent a proportional relationship.

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• 

Select all equations that represent a proportional relationship.

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• 

Is the graph proportional?

• Yes

• No

Newtown middle school spends 11 dollars on every yearbook it buys. Is the amount of money NMS spends on yearbooks proportional to the total number of yearbooks NMS buys?

• Yes

• No

Write an equation for the relationship between x and y. Use format y = kx.

Select all tables that represent a proportional relationship.

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• 

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

Which best describes the equation?
y = 75x

• Proportional

• Nonproportional