Rate of Change

Is the graph proportional or non proportional?

• proportional

• non proportional

What is rate of change?

• The amount of money you get back when you overpay for something.

• Describes how one quantity changes in relation to another quantity

• The amount of one quantity multiplied by another quantity

• How much someone changes over their lifetime

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

Find the rate of change

• 1

• 2

• 11

• slopeNot a constant slope/Non-Linear

Calculate the rate of change.

• 1

• 2

• 11

• Not a constant slope/Non-Linear

What is the rate of change for the following graph?

• 80

• 20

• 40

• 160

Find the rate of change.

• -2 minutes per gallon

• -20 minutes per gallon

• -2 gallons per minute

• -20 gallons per minute

Mr. K is starting his own car club, there is a $30 join up fee and a $5 monthly fee. What is the rate of change in this situation?

• 30

• 5

• -5

• not enough information

A man is climbing down from 100 feet high descending 30 feet per minute. What is the rate of change in this situation?

• -30

• 30

• 100

• -100

What does the slope represent?

• $2 per mile drive

• $.50 per mile driven

• 2 miles driven per $1

• 1 mile driven per $2