Proportional/Nonproportional Equations

Is the graph proportional or non proportional?

• Proportional because it is a straight line and passes through the origin (0,0).
• Non-Proportional because it doesn't pass through the origin (0,0).

Why does this graph show a non-proportional relationship?

• It doesn't, it is proportional because it is a straight line
• It goes through the origin
• It does not go through the origin
• It is a straight line

Which table shows a proportional relationship?

• A
• B
• C
• D

Determine whether the number of legs are proportional to the number of spiders. 

• Yes, proportional
• No, non-proportional

A gymnast burns 15 calories a minute.

• Proportional
• Nonproportional

Mason sends 15 text messages each day.

• Proportional
• Nonproportional

Which graph is non-proportional?

• A
• B
• C
• D

Is the graph proportional or non-proportional?

• Proportional
• Non-Proportional

Does this graph represent a proportional relationship?

• Yes
• No

The cost of popcorn is $2.50 for each bag.

• Proportional
• Nonproportional