Interpreting Linear Relationships

What is the meaning of the rate of change?

• You will receive $0.25 per paper delivered.

• You will receive $5 per paper delivered

• You will receive $4 per paper delivered

• You will receive $20 for the day

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

Find the rate of change.

• -2 minutes per gallon

• -20 minutes per gallon

• -2 gallons per minute

• -20 gallons per minute

Use the graph to calculate the rate of change.

• 1

• -1

• 2

• -2

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

Find the daily cost (what is the cost for 1 day):

• $50 per day

• $75 per day

• $25 per day

• $100 per day

What type of association does this graph have?

• positive

• negative

• none

• all of the above

Which company shows a greater rate of change?

• Water's Edge Rafts

• Ryan's Rafts

What does the slope represent in this situation?

• The sloth runs 1 feet in 3 minutes

• The sloth runs 3 feet in 1 minute

• The sloth runs fast

• The sloth runs 6 feet in 1 minute

A holiday meal costs $12.50 a person plus a delivery fee of $30.  Which equation represents the amount a holiday meal costs, including delivery, for x people?

• y = 30 + 12.5x 

• y = 12.5 + 30

• y = 12.5 + 30x