Proportional or Nonproportional Graphs

What makes a graph proportional?

• Straight line

• The line goes through the origin

• Curvy line

• Straight line and the line goes through the origin

Is the graph proportional or non proportional?

• Proportional

• Non proportional

A Canoe Rental company's prices are represented in the graph. What is the meaning of the point (1, 12)?

• The company charges $1 for 1 hour.

• The company charges $12 for 1 hour.

• The company charges $1 for 12 hours.

• The company charges $12 for 12 hours.

Which of the following statements can be used to create the graph shown?

• For every 5 hours of work you get $6

• For every 24 hours of work you get $10

• For every 36 hours of work you get $50

• For every 6 hours of work you get $5

Proportional or Non-Proportional

a

b

Non-Proportional

Proportional

Proportional or Non-Proportional

a

b

Non-Proportional

Proportional

Proportional or Non-Proportional

a

b

Non-Proportional

Proportional

Proportional or Non-Proportional

a

b

Proportional

Non-Proportional

Does the line go through the origin?

• No

• Yes

is the graph proportional?

• Proportional

• non proportional