Ratios and Proportions Practice

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound

• $5 per pound

• $35 per pound

• 0.125 pounds per dollar

The two rectangles are scale drawings. What is the measurement of x?

• 21

• 1.25

• 20

• 4

Hamburger sells for 3 pounds for $6. If Alicia buys 10 pounds of hamburger, how much will she pay?

• $30

• $20

• $60

• $10

What is the ratio of red apples to green apples?

• 7 to 3

• 4 to 7

• 4 to 3

• 3 to 4

A ratio can be written in 3 ways. Which of the following is NOT how a ratio is written?

• 3=4

• 3 : 4

• 3 / 4

• 3 to 4

Solve the proportion:

• 4

• 8

• 14

• 10

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

There are 4 birds and 6 snakes. What is the ratio of birds to snakes?

• 6 / 4

• 2 / 3

• 1 / 3

• 10 / 16

What is a ratio?

• A number over another number

• Multiplying two fractions

• Two decimals that are multiplied

• A comparison of two numbers