Evidence Rate of Change

The equation c = 0.20t + 3.50 shows the relationship between the charge c in dollars for renting a kayak for t minutes.  What is the meaning of the slope of the equation?

• For $1.00, you can rent a kayak for 20 minutes.

• It costs $0.20 per minute to rent the kayak.

• You have to pay $0.20 up front before using the kayak at all.

• Every .2 minutes, you have to pay $1.00.

Tags

CCSS.HSF.LE.B.5

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

What is the rate of change of the average height in feet of the trees with respect to the number of years since the trees were planted?

• 3 ft/yr

• 7 ft/yr

• 10 ft/yr

• 14 ft/yr

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

What is the rate of change of y with respect to x?

• -1/2

• -5/2

• 2/1

• -2/1

Tags

CCSS.8.EE.B.5

What is the rate of change of y with respect to x?

Tags

CCSS.8.EE.B.5

What is the rate of change for the following graph?

• 80

• 20

• 40

• 160

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

What was Brian's rate of change?

• 3/2

• 1.5

• 60

• 30

Tags

CCSS.HSF.IF.B.4

What is the rate of change?

• The tree grows 3 inches every 2 months

• The tree grows 2 inches every 3 months

• The tree grows 3 inches every month

• The tree grows 2 inches every month

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

The table below shows the snowfall in a north-eastern city in inches for the first week in January.

Find the average rate of change in the number of inches of snowfall from January 8 to January 11.

• 1.5 in.

• 2 in.

• 3 in.

• 0.67 in.

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

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

• $1 per hour

• $40 per hour

• $5 per hour

• $10 per hour

Tags

CCSS.HSF-LE.A.1B