Proportional Non-Proportional Graphs

What is the unit rate for the rain fall?

• 2 cm per hour

• 1 cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

• Proportional

• Non-proportional

Is this function linear or nonlinear?

• Linear

• Nonlinear

Craig earns extra money as a lifeguard. He earns $37 for 4 hours and $64.75 for 7 hours.  What is the constant of proportionality (how much did he make per hour)?

• $37

• $64.75

• $9.25

• $18.50

Is the graph proportional or non proportional?

• proportional

• non proportional

Is this graph proportional?

• Yes

• No

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

Is the graph proportional?

• yes

• no

Is this graph proportional or not proportional? What made you decide that? You will select 2 answers.

• proportional

• not proportional

• it is a straight line that goes through the origin

• it is not a straight line

• it does not pass through the origin

Which graph shows a proportional relationship?

• F

• G

• H

• J