Ratios

Simplify the ratio 4:6.

• 2:3

• 5:6

• 3:4

• 1:2

If the ratio of boys to girls in a class is 3:5 and there are 24 students in total, how many boys are there?

• 9

• 18

• 15

• 12

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

• 3

• 1

• 2

• 0.5

The ratio of the lengths of two sides of a rectangle is 3:5. If the length is 15 cm, what is the width?

• 3

• 8

• 10

• 5

A car travels 240 miles in 4 hours. What is its average speed in miles per hour?

• 60

• 30

• 120

• 90

The ratio of the number of red balls to blue balls in a bag is 2:5. If there are 14 red balls, how many blue balls are there?

• 35

• 10

• 25

• 20

A map has a scale of 1:5000. If the distance between two cities on the map is 10 cm, what is the actual distance in kilometers?

• 5

• 50

• 0.5

• 100

The ratio of the number of boys to girls in a class is 2:3. If there are 25 students in total, how many girls are there?

• 15

• 5

• 20

• 10

A recipe calls for 3 cups of milk and 2 cups of flour. If you want to make 4 times the recipe, how many cups of milk do you need?

• 12

• 6

• 8

• 10

The ratio of the areas of two squares is 4:9. If the area of the smaller square is 16 square units, what is the area of the larger square?

• 36

• 64

• 49

• 25