Unit Rate Quiz

What is the definition of unit rate?

• The definition of unit rate is the ratio between two different quantities where one of the quantities is equal to 0.

• The definition of unit rate is the ratio between two different quantities where both quantities are equal to 1.

• The definition of unit rate is the ratio between two different quantities where one of the quantities is equal to 1.

• The definition of unit rate is the ratio between two different quantities where both quantities are equal to 0.

How do you calculate unit rate?

• Multiply the quantity or amount of one item by the corresponding quantity or amount of another item.

• Add the quantity or amount of one item to the corresponding quantity or amount of another item.

• Divide the quantity or amount of one item by the corresponding quantity or amount of another item.

• Subtract the quantity or amount of one item from the corresponding quantity or amount of another item.

Sara can run 3 miles in 30 minutes. What is her unit rate in miles per minute?

• 0.3

• 0.1

• 0.05

• 0.2

If a car travels 240 miles in 4 hours, what is its unit rate in miles per hour?

• 120

• 80

• 60

• 40

John can paint a room in 5 hours. If he works at a constant rate, how many rooms can he paint in 20 hours?

• 4

• 6

• 5

• 3

A store sells 6 apples for $2.50. What is the unit rate of the cost of each apple?

• $0.25

• $0.50

• $0.42

• $0.75

If a train travels 500 miles in 8 hours, and another train travels 400 miles in 6 hours, which train has the greater unit rate?

• First train

• Both trains have the same unit rate

• Cannot be determined

• Second train

A recipe requires 2 cups of flour to make 12 cookies. How many cups of flour are needed to make 36 cookies?

• 4

• 8

• 10

• 6

If a car can travel 360 miles on 12 gallons of gas, what is its unit rate in miles per gallon?

• 20

• 30

• 15

• 25

A machine can produce 200 widgets in 5 hours. How many widgets can it produce in 10 hours?

• 500

• 400

• 300

• 100