Comparing Proportional Graphs

What is the unit rate for this graph?

• 100

• 25

• 50

• 200

What makes a graph proportional?

• Straight line

• The line goes through the origin

• Curvy line

• Straight line and the line goes through the origin

The graph shows the cost of grapes when purchased by the pound.

What is the cost for 1 pound of grapes?

• $0.70

• $1.25

• $2.00

• $1.50

Is the graph proportional or non proportional?

• Proportional

• Non proportional

is the graph proportional?

• Proportional

• non proportional

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

is the graph proportional?

• non proportional

• proportional

Why does this graph show a non-proportional relationship?

• Because it is proportional

• It goes through the origin

• It does not go through the origin

• It is a straight line

Which statement best describes the relationship between x and y in the table?

• Proportional

• Not 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.