Ratios Quiz

Simplify the ratio 6:9.

• 2:3

• 1:2

• 3:4

• 4:5

If a recipe calls for a ratio of 2 cups of flour to 3 cups of sugar, how many cups of sugar should be used if 4 cups of flour are used?

• 6

• 10

• 8

• 2

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

• 5/10

• 2/10

• 5/3

• 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

• 12

• 15

• 18

A recipe calls for a ratio of 1 cup of milk to 2 cups of flour. If you want to make 4 cups of flour, how much milk should you use?

• 3

• 2

• 4

• 1

The ratio of boys to girls in a school is 2:3. If there are 80 girls, how many boys are there?

• 40

• 53

• 60

• 70

Simplify the ratio 15:25.

• 10:15

• 5:3

• 1:2

• 3:5

A bag contains 4 red marbles, 6 blue marbles, and 8 green marbles. What is the ratio of blue marbles to the total number of marbles?

• 1/2

• 2/3

• 1/3

• 3/4

If the ratio of boys to girls in a class is 4:7, and there are 33 students in total, how many girls are there?

• 21

• 18

• 15

• 12

A recipe calls for a ratio of 3 cups of sugar to 5 cups of flour. If you want to make 10 cups of flour, how much sugar should you use?

• 8

• 2

• 4

• 6