Math Ratios and Proportions

Norshaura has a recipe that requires 3/4 teaspoons of butter for every 2 cups of milk. If Norshaura uses 3 cups of milk, how many teaspoons of butter are needed?

• 1 1/8 teaspoons

• 1/2 teaspoons

• 1 3/8 teaspoons

• 7/8 teaspoons

The ratio of dogs to cats at the animal shelter is 4:1. If there are a total of 85 dogs and cats at the shelter, how many dogs are at the shelter?

• 17 dogs

• 51 dogs

• 68 dogs

• 72 dogs

Which table shows a proportional relationship between x and y?

• A

• B

• C

• D

The graph shows the relationship between the cost of peaches and plums, and the number of pounds purchased. Which of the following statements are true? (Select all the true statements)

• The unit cost of peaches is greater than the unit cost of plums.

• The unit cost of plums is greater than the unit cost of peaches.

• The cost of peaches and plums is not proportional to the purchased.

• The cost of peaches and plums is proportional to the weight purchased.

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

What is the ratio of 30 minutes to 2 hours in simplest form?

If the ratio of cats to dogs is 2:3, how many cats are there if there are 18 dogs?

• 12

• 24

• 6

• 30

If the ratio of boys to girls in a class is 3:4, how many boys are there if there are 20 girls?

• 15

• 25

• 10

• 30

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90