Ratios Rates and Proportions

If 30 kids in the class like grape juice, how many kids like pineapple juice?  Use the tape diagrams to answer.

• 4

• 30

• 70

• 40

The local bakery uses 1.75 cups of flour in each batch of cookies.  The bakery used 5.25 cups of flour this morning. How many batches of cookies did they make?

• 3 batches

• 3.5 batches

• 9.25 batches

• 7 batches

Two slices of Dan’s Famous Pizza have 230 calories. How many calories would you expect to be in 5 slices of the same pizza?

• 2.5 calories

• 575 calories

• 250 calories

• 460 calories

What are three ways to write a ratio for the amount of dogs compared to the number of cats.

• 7:11

• 11:7

• 11 to 7

• 11/7

• 12 to 7

Which ratio is equivalent to 12:20

• 20:12

• 2:3

• 3:5

• 3:10

If there are 5 boys and 7 girls, write the ratio of girls to boys.

• 5 to 7

• 7 to 5

• 5 to 12

• 7 to 12

Ten soccer players were going to a soccer tournament with their three coaches. What is the ratio of coaches to players? 

• 10 : 3

• 10:13

• 3 : 10

• 3:13

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

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

Complete the ratio table.

• 6

• 8

• 9

• 5