Rate of Change/Proportionality

What is the rate of change for the following graph?

• 80
• 20
• 40
• 160

Find the rate of change

• 1
• 2
• 11
• Not a constant slope/Non-Linear

Find the rate of change.

• -2 minutes per gallon
• -20 minutes per gallon
• -2 gallons per minute
• -20 gallons per minute

What was Brian's rate of change?

• 3/2
• 1.5
• 60
• 30

Which company shows a greater rate of change?

• Water's Edge Rafts
• Ryan's Rafts

Who has the greater rate of change?

• Smith has the greater rate of change.
• Harmon has the greater rate of change.
• Macey has the greater rate of change.
• They have the same rate of change

Who has the greater rate of change?

• Troy has the greater rate of change.
• Lucy has the greater rate of change 
• They have the same rate of change

Compare the rates of change. Do they have the same rate of change? If they have different rates of change, which one is greater?

At a candy store you get 7 lollipops for $16.10. How much would it cost to buy 6 lollipops?

(a)  

Find the unit rate.

18 orders in 3 days = ________ orders per day

• 5

• 6

• 7

• 8