ACT Prep: Ratios and Proportions

Tommy, Joel, and Garrett shared a pizza from Pizza Hut. Tommy at 3/8 of the pizza, Joel ate 1/2 of the pizza, and Garrett ate the rest. What is the ratio of Tommy's share to Joel's share to Garrett's share?

• 3:2:8

• 3:4:1

• 3:8:2

• 8:2:1

• 8:4:1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Oscar's traveling swim team consists of freshmen, sophomores, and juniors only. The ratio of freshmen to sophomores to juniors is 2:4:3. There are exactly 8 freshmen on the swim team. How many people are on the entire swimming team?

• 18

• 28

• 36

• 54

• 72

Which of the following ratios is equivalent to the ratio of 2 to the 4th power to 4² ?

• 1 to 1

• 1 to 2

• 1 to 4

• 1 to 8

• 1 to 16

Tags

CCSS.8.EE.A.1

The corner convenience store sells candy bars at 4 for $2.91. At this price, how much would the store charge for 3 candy bars?

• $0.73

• $1.11

• $1.46

• $1.99

• $2.18

Tags

CCSS.6.RP.A.3B

The shadow of a basketball goal and a nearby light pole (both vertical and on level ground) were measured at the same time. The basketball goal's shadow was 4 feet long, and the light pole's shadow was 6 feet long. If the basketball goal is 10 feet tall, about how many feet tall is the light pole?

• 7

• 15

• 20

• 24

• 40

Tags

CCSS.7.RP.A.3

A recipe for 1 tub of ice cream calls for 2 1/4 cups of milk.

What is the maximum number of these tubs of ice cream that can be made with 11 5/8 cups of milk?

• 5

• 6

• 9

• 13

• 14

Tags

CCSS.6.NS.A.1

The ratio of x to y is 3 to 2, and the ratio of z to y is 5 to 1. What is the ratio of x to z?

• 1:5

• 2:5

• 3:1

• 3:5

• 3:10

Tags

CCSS.6.RP.A.3A

Tony is making a scale drawing of his rectangular backyard. the yard is 20 feet wide by 36 feet long. Every 1/8 inch on the scaled drawing represents 1 foot of the yard. What will be the dimensions, in inches, of Tony's scale drawing.

• 2 1/2 by 4 1/2

• 3 by 5 1/4

• 10 by 18

• 80 by 144

• 160 by 288

Tags

CCSS.7.RP.A.2C

A biology class at East River High School is composed of both boys and girls. The teacher is conducting a study to find the average height of the students in the class. The average height for boys is 68 inches, and the average height for girls is 62 inches. If the ratio of boys to girls is 4:7, what is the average height per student? Round your answer to the nearest inch.

• 63

• 64

• 65

• 66

• 67