Checking Proportional Relationships

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

Does the table represent a proportional relationship?

• yes

• no

Does the table represent a proportional relationship?

• yes

• no

Does the graph represent a proportional relationship?

• yes

• no

Which equation represents a proportional relationship?

• y = x + 3

• y = x - 9

• y = 7x

• y = 4x + 1

Which equation represents a proportional relationship?

• y = x/2

• y = 10 + x

• y = 14 - x

• y = 5x + 8

Which equation DOES NOT represent a proportional relationship?

• y = 11x

• y = x/4

• y = 1/2 x

• y = x + 3

Does the graph represent a proportional relationship?

• yes

• no

Are the following ratios proportional?
3/4, 36/40

• yes

• no

Are the following ratios proportional?
8/10, 28/35

• yes

• no