Ratios and Proportions

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour

Simplify the complex fraction shown.

• 9/40

• 40/9

• 10/36

• 5/18

Simplify the complex fraction.

• 18

• 1/18

• 9/72

• 1/8

• A
• B
• C
• D

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

A sports team won 8 out of 10 games played. What is the ratio of games won to games lost?

• 4:5

• 8:2

• 4:1

• 2:1

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

• 4

• 6

• 8

• 10

What is the ratio of 30 minutes to 2 hours?

• 1:4

• 1:2

• 15:1

• 1:8