Ratios and Proportions Review #2

The ratio of boys and girls in Mr. Smith's PE class is 7:8. If there are 24 girls, how many boys are in the PE class?

• 15 boys

• 24 boys

• 21 boys

• 49 boys

There are 100 black cars and 80 red cars in the parking lot. What is the ratio of red to black cars in the simplest form?

• 5:4

• 4:5

• 5:9

• 9:4

The total number of students enrolled at Shiloh Middle School is 1500. If the ratio of boys to girls is 4 to 6 for the school, how many students are boys and how many are girls?

• 900 boys, 600 girls

• 150 girls, 150 boys

• 400 girls, 600 girls

• 600 boys, 900 girls

Purple paint is made by mixing 4 cups of blue paint with 5 cups of red paint. How much of each color would b needed to make a total of 27 cups of paint?

• 3 blue & 24 red

• 9 blue & 18 red

• 15 blue & 12 red

• 12 blue & 15 red

The ratio of orange tiles to purple tiles is 2 to 3. If 21 purple tiles were used to complete the project how many orange tiles were used?

• 14

• 24

• 21

• 27

Mrs. Smith is planning to host a football party. To make sure she has enough ingredients, she was making a table of possible combinations of M & M's and Chex Mix for her terrific trail mix. The table shows the original recipe's ratio of dried fruit to peanuts.

Complete the table

• 8, 60

• 6, 60

• 8, 90

• 6, 80

Joshua bought 4 pairs of jeans for $105.00. How much would he need to pay for 2 pairs of jeans?

• $26.25

• $157.50

• $52.50

• $105.00

Ruth spends $6.24 to purchase 2 bags of chips at Kroger. At the same price, how many bags can she purchase for $30.00?

• 10 bags

• 9 bags

• 8 bags

• 11 bags

A cookie recipe requires 3 cups of sugar for 36 cookies. How much is used per cookie?

• 12 cups

• 9 cups

• 1/2 cup

• 1/12 cup

Use the diagram below to answer the question.

What is the ratio of yellow shapes to blue shapes in simplest form?

• 2 to 1

• 1 to 2

• 4 to 5

• 5 to 4