Rate/Proportion

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

Is this table proportional? **HINT-Make sure to check y/x

• Yes

• No

• A
• B
• C
• D

• A
• B
• C
• D

In the equation y = 14x, what is the constant of proportionality?

• y

• x

• 14

A bus traveled 150 miles in 3 hours. At what average rate did the bus travel?

• 150 miles per hour

• 75 miles per hour

• 50 miles per hour

• 450 miles per hour

Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?

• $12

• $1.50

• $3

• $1

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups milk

• 1.75 cups milk

• 2 cups flour

• 2.25 cups milk

Find the unit rate of 40 meters in 16 seconds

• 0.4 meters per second

• 0.4 seconds per meter

• 2.5 meters per second

• 640 meters per second

Find the unit rate of $7.96 for 5 pounds of jolly ranchers. 

• $0.63 per pound

• 1.59 pounds

• $1.59 per pound