Solving Ratio Problems Involving Parts and Wholes

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

In a bag of Jolly Ranchers, the ratio of blue to red is 3 to 4. If I have a 15 blue jolly ranchers, how many are represented in the entire tape diagram?

• 20

• 105

• 7

• 35

What is the ratio of brownies to cookies shown in the tape diagram?

• 3:5

• 5:3

• 3:8

• 5:8

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

• 15

• 32

• 45

• 60

If the ratio of boys to girls in a class is 3:4 and there are 28 girls, how many boys are there in the class?

• 21

• 24

• 18

• 36

Two quantities are in the ratio 7:3. If the sum of the quantities is 100, what is the larger quantity?

• 70

• 75

• 30

• 25

If the ratio of cats to dogs in a pet store is 3:4, and there are 12 cats, how many dogs are there?

• 16

• 15

• 14

• 13

In a blend of coffee, the ratio of type A beans to type B beans is 5:3. If there are 24 kg of type B beans, how many kg of type A beans are there?

• 40

• 15

• 30

• 45

A recipe calls for 2 cups of flour for every 3 cups of sugar. If you want to make a half batch, how many cups of flour do you need?

• 1

• 1.5

• 2

• 3

The ratio of lemon juice to water in Ella's Delicious Lemonade is 3 cups : 5 cups. Audrey wants to make a triple batch. What ratio of lemon juice and water should she use AND how many cups of lemonade will it make?

• 9 cups juice : 15 cups water makes 24 cups of lemonade

• 6 cups juice : 10 cups water makes 16 cups of lemonade

• 9 cups juice : 15 cups water makes 8 cups of lemonade

• 9 cups juice : 5 cups water makes 24 cups of lemonade