Proportional Relationships Quiz Review

Samantha is baking cookies and the number of cookies she can bake is proportional to the amount of flour she uses. If she uses 3 cups of flour, she can bake 24 cookies. How many cookies will Samantha be able to bake if she uses 5 cups of flour?

What number is missing from the table?

In the table, which number represents k, the constant of proportionality?

• 4

• 3

• 2

If I work am paid $160, how many hours did I work?

• 7 hours

• 8 hours

• 9 hours

• 10 hours

Lila plots the points (0,0) and (6,18) on a graph to represent a proportional relationship. Which of the following equations represents the relationship between the x and y values?

The table shows the relationship between the cost, y, and the number of yoga classes taken, x. Which of the following equations best represents the relationship?

What is the Constant of Proportionality?

If I drove 552 miles, how many hours did I drive?

Which table shows a proportional relationship?

• A
• B
• C
• D

The number of trees and the number of apples are given in the table above.  Determine which statement below is correct.

• The table is not proportional because the unit rate is not constant.
• The table is proportional and the unit rate is 1/13
• The table is proportional and the unit rate is 13.
• The table is not proportional because it doesn't pass through the origin.