Solving Unit Rate Questions with Fractions

What is the unit rate if 3/4 of a gallon of paint costs $6?

• $7 per gallon

• $8 per gallon

• $5 per gallon

• $10 per gallon

A car travels 7/10 of a mile on 1/5 of a gallon of gas.

What is the unit rate in miles per gallon?

• 2.5

• 1.8

• 3.5

• 4.2

Doritos $4.39 for 11.5 oz. 
or
Cheetos $2.24 for 9.75 oz.

Find the unit price of each and choose the better deal.

• Doritos

• Cheetos

You can buy 5 stickers for $3. Write a proportion that gives the cost c if you buy 12 stickers.

a

b

c

d

12 stickers

c

5 stickers

$3

• A

• B

• C

• D

• A

• B

• C

• D

Jane put a 12 inch tall bucket under a leak in her sink.  The bucket fills at a constant rate of 1/2 inch every 1/6 of an hour.  How many hours will it take to fill the bucket?

• 1/12

• 2/3

• 3

• 4

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

unit rate compares a value to a denominator of:

(a)  

• 0

• 3

• 1

• 2