Finding Unit Rate with Fractions

Lauren bikes 4/3 miles in 1/10 hour. How long does it take her to bike one mile?

• 7 1/2 hours

• 2/15 hours

• 13 1/3 hours

• 3/40 hours

• 187/18 gallons

• 22/17 gallons

• 17/22 gallons

• 18/187 gallons

• 1 2/13 liters per hour

• 13/15 liters per hour

• 5 5/12 liters per hour

• 12/65 liters per hour

A novelist can write 2 ¼ pages in 3/5 of an hour. What is her speed in pages per hour?

• 4/15 pages per hour

• 3 3/4 pages per hour

• 20/27 pages per hour

• 1 7/20 pages per hour

Yesterday, Grace drove 29 1 ∕ 2 miles. She used 1 1 ∕ 4 gallons of gasoline. What is the unit rate for miles per gallons?

• 2

• 30  3/4

• All answers are correct

• 23  3 ∕ 5

• A

• B

• C

• D

• A

• B

• C

• D

Jeff is making a paint where he is mixing red and blue paint. The table shows the different mixtures being used. What is the unit rate for the amount of blue paint to the amount of red paint?

• 76/9 km

• 16/19 km

• 9/76 km

• 19/16 km

Four pounds of bananas cost $6.  What is the cost per pound of bananas? (What is the unit rate?)

• $24 per pound

• $1.50 per pound

• $1 per pound

• $6 per pound