Ratios Part to Whole

A school has a ratio of 3 teachers to 25 students. If there are 9 teachers, how many students are there?

• 100

• 75

• 50

• 30

In a bag of candies, the ratio of chocolate candies to gummy candies is 4:7. If there are 16 chocolate candies, how many gummy candies are there?

• 28

• 14

• 32

• 40

A garden has a ratio of 2 roses to 5 tulips. If there are 8 roses, how many tulips are there?

• 10

• 15

• 20

• 25

What are the two different types of ratio relationships?

• part-to-part

• part-to-ratio

• ratio-to-whole

• part-to-whole

If there are 5 boys and 7 girls, write the ratio of girls to boys.

• 5 to 7

• 7 to 5

• 5 to 12

• 7 to 12

Is the following ratio part to part or part to whole?
5 out of 23 kids in a class play trumpet

• Part to part

• Part to whole

The pet shop has 2 dogs, 4 cats, and 5 hamsters. What is the ratio of dogs to all pets?

• 2:4

• 2:5

• 2:11

• 11:2

There are 44 collies and 56 poodles. Which is the correct ratio for poodles to total number of dogs?

• 156:100

• 44:100

• 56:100

• 56

How many ways can you write a ratio

• 1

• 3

• 2

• 4

A ratio

• compares one thing to another

• is added to another ratio

• is the same thing as GCF

• is where you list all the factors.