Solving Real World Ratio Problems

The ratio of boys to girls in history class is 4 to 5. How many girls are in the class if there are 12 boys in the class?

• 10

• 15

• 51

• 20

A factory produces 6 motorcycles in 9 hours. Find how many hours it takes to produce 16 motorcycles at this rate.

• 24

• 54

• 33

• 12

A recipe that will make 3 pies calls for 7 cups of flour. Find how many pies can be made with 28 cups of flour.

• 12

• 4

• 21

• 16

If Theresa has 5 quarters and Jason has 7 quarters, what is the ratio of the number of Jason's quarters to the number of Theresa's quarters?

• 7 to 5

• 5 to 7

• 7 to 12

• 12 to 7

There are 3 puppies, 6 kittens, and 11 bunnies.  What is the ratio of bunnies to puppies?

• 11:3

• 11:6

• 3:6

• 11:9

If there are 24,000 maned wolves, how many dholes are there?  Use the tape diagrams to solve.

• 240

• 2400

• 2640

• 24,240

The ratio of brownies to cookies is 3:5.  If there are 75 cookies, how many brownies are there?

• 15

• 32

• 45

• 60

BAKING A recipe for 1 apple pie calls for 6 cups of sliced apples. How many cups of sliced apples are needed to make 4 apple pies?          
       

• 24

• 32

• 12

• 20

A builder could get 6 sheets of sheetrock for $10. If he bought 15 sheets, how much money would he have spent? Use a double number line to solve.

• 20

• 21

• 25

• 30

At a school fundraiser for every 3 boxes of chocolate sold you earn 15 points. If you were to sell 7 boxes, how many points would you have earned?

• 35

• 33

• 31

• 30