Slope of Proportional Graphs

Does the table represent a proportional relationship?

• Yes.

• No.

Dev keeps a record in graph form of how far his car travels and the number of gallons of gasoline it uses.
What is the slope of the graph?

• 64

• 128

• 32

• 16

Find the slope of the line.

• -5/4

• 5/4

• -4/5

• 4/5

Which of the following are ways to find the rate of change?

• change in y over change in x

• rise over run

• subtract y coordinates over subtract x coordinates

• all of the above

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $100 is earned for every 2 hours worked

• $500 is earned for every 8 hours worked

• $200 is earned for every 3 hours worked

Find the slope of the line.

• 1/2

• -1/2

• 2/1

• -2/1

What is the rate of change for the following graph?

• 80

• 20

• 40

• 160

 Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

Find the slope of the line.

• -2

• 2

• -1

• 1