Proportional vs Nonproportional Ratios

What is the constant of proportionality?

• 8

• 16

• 24

• 2

Which table shows a proportional relationship?

• A only

• B and C

• C only

• B, C, and D

Is the graph proportional or non proportional?

• proportional

• non proportional

Does this graph represent a proportional relationship?  

• No, because it doesn't pass through the origin.

• Yes, because it doesn't pass through the origin.

• Yes, because it intersects the y axis.

• No, because it intersects the x axis.

Proportional or Non-Proportional:
The video game rental fee is $15 plus $3 per day. 

• Proportional

• Non-Proportional

Shawn makes $7.50 an hour to babysit for her next door neighbors.  Describe the graph of this relationship.

• Proportional

• Non-proportional

Determine if the linear relationship is proportional or nonproportional. 

• Proportional

• Nonproportional

• Neither

Write an equation for this situation.

• y = 19.25 + x

• x = y + 19.25

• x=19.25y

• y = 19.25x

Which best describes the graph represented in this table?

• proportional

• non-proportional

Do the ratios form a proportion?

• Yes, they form a proportion.

• No, they do not form a proportion.