Proportional Relationships Review

What is the unit rate, or constant of proportionality?

• k = 3

• k = 6

• k = 9

• k = 12

What is the Constant of Proportionality?

• k = 1

• k = 2

• k = 3

• k = 4

There is a proportional relationship between the number of kids in a group, x, and the total number of caramel chews Paco gives to that group, y. What is the constant of proportionality?

• k = 4

• k = 2

• k = 5

• k = 1

Which equation would match this proportional relationship?

• y = 45x 

• y = 30x 

• y = 15x 

• y = -45x

Which equation would match this proportional relationship?

• y = 3x

• y = 5x

• y = 10x

• y = 2x

Which equation would match this proportional relationship?

• y = 9x

• y = 2x

• y = 3x

• y = 5x

Is this graph proportional or non-proportional?

• Proportional

• Non-Proportional

What does it take for a graph to be proportional?

• Straight Line

• Through the origin

• Straight line AND through the origin

• The line has to be curved

• y = x
• y = 2x
• y = 3x
• y = 4x

• y = 2x
• y = x
• y = 3x
• y = 9x