Solving Ratios with Algebra

What fraction of the counters are blue?

• ¹/₄

• ³/₄

• ¹/₃

• ³/₁

The ratio of red counters to blue counters is 3 : 1

What fraction of the counters are red?

• ¹/₄

• ³/₄

• ¹/₃

• ³/₁

The ratio of green counters to blue counters is 4 : 5

What fraction of the counters are blue?

• ⁵/₄

• ⁴/₅

• ⁴/₉

• ⁵/₉

The ratio of clubs to hearts in a hand of playing cards is 6 : 1

What fraction of the cards are hearts?

• ¹/₆

• ⁶/₁

• ¹/₇

• ⁶/₇

In a fruit bowl ³/₅ of the fruit are apples. The rest are oranges.

What is the ratio of apples to oranges?

• 3 : 5

• 5 : 3

• 3 : 2

• 3 : 8

In a bunch of flowers ¹/₃ of the flowers are tulips. The rest are roses.

What is the ratio of roses to tulips?

• 3 : 1

• 1 : 3

• 1 : 2

• 2 : 1

In a box of sweets ¹/₂ of the sweets are gold. The rest are purple.

What is the ratio of gold sweets to purple sweets?

• 1 : 1

• 1 : 2

• 2 : 1

• 1 : 3

In a box of sweets ⁷/₁₀ of the sweets are red. The rest are purple.

What is the ratio of red sweets to purple sweets?

• 3 : 7

• 7 : 3

• 3 : 10

• 7 : 10

What is C?

• 80

• 24

• 96

• 92

To disinfect 1 quart of stream water to make it drinkable, you need to add 2 tablets of iodine. How many tablets do you need to disinfect 4 quarts?

• 4 tablets

• 5 tablets

• 6 tablets

• 8 tablets