Ratio and Proportion Table

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

In the fruit bowl there are 4 apples, 2 bananas, and 5 pears.  What is the ratio of pears to ALL fruit?

• 5:4

• 5:11

• 2:5

• 6:5

There are 60 cookies and 10 cupcakes leftover at a bake sale. What is the ratio of cupcakes to cookies? Your answer It must be in simplest form.

• 6 to 1

• 1:6

• 30:5

• 14:56

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

• 2 to 5

• 5 to 3

• 3 to 5

• 5 to 2

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35

• 60

• 18

• 50

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups milk

• 1.75 cups milk

• 2 cups flour

• 2.25 cups milk

Find the missing value in the proportion, y.

(answer 'y=...')

Find the missing value in the proportion, f.

(answer 'f=...')

Find the missing value, w, in this ratio table.

(answer w=...)

The ratio of motorcycles to cars is 2/9 in the parking lot. If there are 99 vehicles in the lot, how many are motorcycles?