Ratios and Proportions Study Guide

What mathematical operation does unit rates involve?

• addition

• subtraction

• multiplication

• division

You travel 150 miles on 5 gallons. How far did you travel per gallon?

• 15 miles

• 30 miles

• 3 miles

• 25 miles

In an animal shelter, there are 5 dogs for every 20 cats. Which rate best represents the relationship between dogs and cats?

• 10 dogs for every 40 cats

• 1 dog for every 5 cats

• 2 dogs for every 10 cats

• 12 dogs for every 50 cats

The car travels 440 miles in 8 hours. What is the unit rate?

• 12 miles per hour

• 55 miles per hour

• 110 miles per hour

• 44 miles per hour

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

• $30

• $20

• $60

• $10

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

If 5 candy bars cost $3.00, how much will 2 candy bars cost?

• $.40

• $.60

• $.80

Express the ratio as a fraction in simplest form:
18 ounces to 3 cups

• 6 to 1

• 1/6

• 18/3

• 3/18

Are the ratios 13:20 and 1:2. equivalent?

• No

• Yes

Are the ratios 2:1 and 18:9 equivalent?

• No

• Yes