Introduction to Ratio

Which of the following ratios is equivalent to 3:4?

• 10:13

• 9:12

• 8:10

• 5:7

If a recipe calls for a ratio of 2 cups of flour to 3 cups of sugar, how many cups of sugar are needed if you use 4 cups of flour?

• 5

• 8

• 6

• 7

Simplify the ratio 18:24 to its simplest form.

Compare the ratios 6:9 and 12:18. Are they equivalent?

• Sometimes

• Yes

• No

• Not sure

Express the following ratio in the simplest form:

50 cents : $1.20

• 10 : 24

• 5 : 12

• 42 : 1

• 12 : 5

Express the following ratio in the simplest form:

1.85 kg : 500 g

• 37 : 10

• 10 : 37

• 37 : 100

• 100 : 37

Express the following ratio in the simplest form:

1.5 hr : 50 mins

• 1 : 3

• 3 : 1

• 9 : 5

• 5 : 9

Express the following ratio in the simplest form:

20 m : 45 cm

• 9 : 400

• 40 : 9

• 9 : 40

• 400 : 9

Simplify the ratio 25:35 to its simplest form.

• 10:14

• 6:8

• 5:7

• 15:21

Write the missing value.

____ : 9

= 49 : 63