Proportional vs Non Proportional Ratios

Is the graph proportional or non proportional?

• proportional

• non proportional

Select all the proportional equations.

• y = 3x

• j = ^-1/₂ h

• d = 19 - 0.25c

• a = x - 2

• 2.5f = g

A cell phone charges a $25 monthly fee plus $0.05 per text.

• Proportional

• non-proportional

• Proportional

• Not Proportional

Is this table proportional?

• Yes

• No

• Proportional

• Not Proportional

Is this table proportional?

• yes

• no

What makes a graph proportional?

• Linear (straight line)

• The line goes through the origin

• Curvy line

• Linear and the line goes through the origin

Does the table show a proportional relationship?

• Yes

• No

Proportional or Non-Proportional:
The graph does not pass through the origin. 

• Proportional

• Non-Proportional