Ratio and Rates

a ratio of two quantities with different units

ex. 40 miles/2 days

• ratio

• rate

• unit rate

• complex fraction

a rate with a denominator of 1

ex. 45 miles/hour

• ratio

• rate

• unit rate

• complex fraction

What is the ratio of birds to zebras?

• 4:3

• 7:3

• 3:4

• 3:7

What is the ratio of ladybugs to all critters?

• 3 : 5

• 3 : 8

• 5 : 3

• 5 : 8

How many cups of flour are needed to make 5 batches of cookies?

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

• 6 to 1

• 1/6

• 18/3

• 3/18

88 students for 4 classes
How many students per class?

• 22 students per class

• 22 classes per student

• 25 students per class

• 25 classes per student

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35

• 60

• 18

• 50

A ratio that expresses the same relationship

• Rate
• Ratio
• Equivalent Ratio
• Integer

What is the missing value

• 22

• 24

• 30

• 60