Proportional Relationships Review

Proportional Relationships Review

by Stephanie Melder

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Multiple Choice

A car travels 420 miles in 8 hours.  If the car continues at the same rate, how far will it travel in 12 hours?

• 630 miles
• 630 hours
• 600 miles
• 540 hours

Multiple Choice

Pat needs 14 sticks of pepperoni to make 28 pizzas.  How many sticks of pepperoni are needed to make 36 pizzas?  

• 15 pizzas
• 252 sticks
• 18 sticks
• 18 pizzas

Multiple Choice

Write the equation for the table given

• y = 1/3x
• y = 3x
• y = 1/2x
• x = 3y

Multiple Choice

What is the formula for a proportional relationship?

• y=kx
• y=k/x
• z=ykx
• y=ky

Multiple Choice

What is the constant of proportionality of the relationship represented by the table above?

• 75
• 0.013
• 1/75
• None of the above

Multiple Choice

The constant of proportionality is also the unit rate.

• True
• False

Multiple Choice

The constant of proportionality can be found by finding the __________  _____________.

• unit rate
• ratio rate
• proportion answer
• rational number

Multiple Choice

The constant of proportionality in the equation y = ½x is _______. 

• x
• y
• 1/2
• 2

Multiple Select

Select all tables that represent a proportional relationship.

Multiple Choice

What is the unit rate?

• 4

• 1/4 or 0.25

• 2

• 6

Multiple Choice

Brooke earned $34 for 4 hours of work, h. Write an equation showing the relationship between hours, h, and t, the total amount earned.

• h = 34t

• t= 8.5h

• h= 4t

• t= 4h

Multiple Choice

Which best describes the graph represented in this table?

•  proportional
• non-proportional