Constant Rate of Change

• A

• B

• C

• D

What is the constant of proportionality for this table?

• 1/9

• 9

• 8

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

The table shows the cost of long distance calls based on the number of minutes used. Is there a constant rate of change, and if so what is it?

• Yes, 10 calls per minute

• Yes, $.10 per minute

• Yes, $.40 per minute

• Not a constant rate

• 9 players per team

• 12 players per team

• 10 players per team

• 11 players per team

What is the constant rate of change?

• Not here.

• $80 per month.

• $82 per month.

• $41 per month.

What is the constant rate of change between the quantities in the table?

• -20 gal per minute

• -2 gal per minue

• 2 gal per minute

• 20 gal per minute