Mastering Ratios and Proportions

What is the ratio of 4 to 8?

• 2 to 1

• 8 to 4

• 4 to 4

• 1 to 2

Identify the equivalent ratio of 3:5.

• 5:8

• 7:12

• 6:10, 9:15

• 4:6

If a recipe calls for 2 cups of flour and 3 cups of sugar, what is the ratio of flour to sugar?

• 2:3

• 1:2

• 3:2

• 2:1

Which of the following is an equivalent ratio to 6:9?

• 5:6

• 2:3

• 3:4

• 1:2

If the ratio of boys to girls in a class is 2:3, how many boys are there if there are 15 girls?

• 5

• 12

• 20

• 10

What is the simplest form of the ratio 10:15?

• 3:5

• 5:10

• 2:3

• 1:2

If a car travels 60 miles in 1 hour, what is the ratio of miles to hours?

• 120:1

• 60:2

• 60:1

• 30:1

Identify the equivalent ratio for 12:16.

• 2:3

• 4:5

• 3:4

• 1:2

If the ratio of apples to oranges is 5:2, how many oranges are there if there are 25 apples?

• 15

• 5

• 20

• 10

What is the ratio of 15 to 45 in simplest form?

• 1 to 3

• 2 to 5

• 1 to 2

• 3 to 4