Review Slope and Rate of Change

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

What type of slope is represented in the graph?

• Postive

• Negative

• Zero Slope

• Undefined

Which of the following are ways to find the rate of change?

• change in y over change in x

• rise over run

• difference of y-coordinates over difference of x-coordinates

• all of the above

Find the slope of the line.

• 1/2

• -1/2

• 2/1

• -2/1

Find the slope of the line.

• 1

• 1/2

• 1/4

• 2/5

Find the slope of the line.

• Undefined

• 0

• 1

• -1

Name the slope

• 7/1

• 3/4

• -3/4

• -7/1

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $100 is earned for every 2 hours worked

• $500 is earned for every 8 hours worked

• $150 is earned for every 3 hours worked

At what rate did the rain fall?

• 2 cm per hour

• ¹/₄ cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour