Time by Minute and Hour

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

What is the rate of change for this graph?

What does it mean when x = 5

• The painting is $5

• Sally is charing $50 for the painting

• It took Sally 5 hours to paint that picture

• The y intercept is $50

Describe the meaning of the rate of change for this graph.

• for every 2 hours, the temp goes up by 1 degree

• the temp increases 2 degrees every hour

• the temp increases 1 degree every 2 hours

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 general trend of this line graph?

• The more you mow, the less money you make.

• You make the same amount of money regardless of how long you mow.

• The more you mow, the more money you make.

• Mowing is dangerous.

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

• $200 is earned for every 3 hours worked

Solve the following word problem: A car travels 240 miles in 4 hours. What is the unit rate of miles per hour?

• 15 miles per hour

• 120 miles per hour

• 30 miles per hour

• 60 miles per hour

Interpret the data in the table to find the unit rate: Time (minutes) | Distance (miles) 10 | 5 20 | 10 30 | 15

• 20 miles per minute

• 0.5 miles per minute

• 3 miles per minute

• 2 miles per minute

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.