Slope and Unit Rate

Dev keeps a record in graph form of how far his car travels and the number of gallons of gasoline it uses.

What is the slope of the graph?

• 64

• 128

• 32

• 16

What does the slope/unit rate 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

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound

• $5 per pound

• $35 per pound

• 0.125 pounds per dollar

You can buy 36 cookies for $4. What is the unit rate (in cookies per dollar)?

• 4 cookies per dollar

• 6 cookies per dollar

• 9 cookies per dollar

• 1/9 dollars per cookie

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Tags

8.4.B

What is the unit rate in miles per hour for this proportional relationship? (Click the graph to enlarge the image.)

• 60 miles per hour

• 120 miles per 2 hours

• 1 mile per hour

• 60 miles per 2 hours

What is the unit rate in miles per hour for this proportional relationship? (Click the graph to enlarge the image.)

• 60 miles per hour

• 120 miles per 2 hours

• 1 mile per hour

• 60 miles per 2 hours

Find the slope of the line

m= _____

Mathematical Equivalence

ON

What is the unit rate for the rain fall?

• 2 cm per hour

• 1 cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

Which of the following situations does not have the same unit rate as the graph shown?

• Asher buys gum for $0.20 a piece.

• A daycare has six workers for every 30 children.

• Melanie reads 9 pages of her book every 45 minutes.

• Richie earns $10 every 2 hours to pet sit for his neighbor.