Ratios Quiz

Simplify the ratio 4:8.

• 1:2

• 3:6

• 5:10

• 2:4

If a ratio is 3:5, what is the equivalent ratio when multiplied by 2?

• 6:10

• 4:7

• 5:8

• 7:12

A recipe calls for a ratio of 2 cups of flour to 3 cups of sugar. How many cups of sugar are needed if 4 cups of flour are used?

• 7

• 8

• 6

• 5

If a ratio is 5:7, what is the equivalent ratio when divided by 5?

• 1:1.3

• 1:1.4

• 1:1.5

• 1:1.2

A bag contains 4 red marbles, 6 blue marbles, and 2 green marbles. What is the ratio of red marbles to the total number of marbles?

• 4/12

• 3/4

• 2/3

• 1/3

If a ratio is 2:3, what is the equivalent ratio when multiplied by 4?

• 10:12

• 3:4

• 6:8

• 8:12

A recipe calls for a ratio of 1 cup of milk to 2 cups of flour. How many cups of milk are needed if 4 cups of flour are used?

• 3

• 2

• 1

• 4

If a ratio is 3:4, what is the equivalent ratio when divided by 3?

• 2:4

• 3:7

• 1:4

• 1:3

A bag contains 5 red marbles, 3 blue marbles, and 2 green marbles. What is the ratio of blue marbles to the total number of marbles?

• 1/10

• 3/10

• 2/10

• 5/10

If a ratio is 4:7, what is the equivalent ratio when multiplied by 3?

• 8:14

• 10:17

• 6:10

• 12:21