Proportional Relationships in Tables Graphs

Is the graph proportional or non proportional?

• proportional

• non proportional

Is this table proportional?

• Yes

• No

Which graph is non-proportional?

• A

• B

• C

• D

What is the equation that represents this relationship?

• y = 1/12x

• y = 12x

• y = 0.6x

• This is not a proportional relationship.

What is the constant of proportionality for the following graph?

• 80

• 20

• 40

• 160

• y = 2x - 15

• y = 15x +2

• y = -15x

• y = 15x

If the constant of proportionality is 7, which of the following is the correct proportional equation?

• y=7k

• y=k7

• y=kx

• y=7x

Determine which equation does NOT represent a proportional relationship.

• y = -2x

• y = 3.4x

• y = 3x

• y = 5x - 7

A graph has the equation y=14x. Which of the following is the constant of proportionality?

• 14

• x

• y

• 1/14

Write an equation for this relationship.

• y=18x

• y=18.50x

• y=22.50x

• y=22x