Calculating Rate of Change

Find the slope of the line that passes through:
(-4, 7) and (-6, -4)

• 2/11

• 13/2

• 3/10

• 11/2

Find the slope of the line that passes through:
(-2, 8) and (0, 8)

• 0

• -2

• 2

• 1/2

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2

• -1/2

• 2

• -2

A line that is rising (from left to right) will have a/an __________________________ slope.

• positive

• negative

• zero

• undefined

A line that is falling (from left to right) will have a/an __________________________ slope.

• positive

• negative

• zero

• undefined

Find the slope:

• 3/4

• 4/3

• -3/4

• -4/3

What was the average rate of change in the number of fish caught per week between weeks 2 and 5?

• about 13 fish per week

• about 18 fish per week

• about 32 fish per week

• about 40 fish per week

What is Mrs. Gordon's rate from 0 to 2 seconds?

• 2.5 feet per second

• 0.4 feet per second

• 5 feet per second

• 0.2 feet per second

Calculate the average rate of change from 20 to 40 minutes.

• -2 minutes per gallon

• -20 minutes per gallon

• -2 gallons per minute

• -20 gallons per minute