Ratios and Rates

Front

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

Back

6 to 1

Front

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

Back

$8 per pound

Front

Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?

Back

18 minutes

Front

In a school the ratio of girls to boys is 7 to 5. If there are 210 girls, how many boys are there?

Back

150 boys

Front

In a school the ratio of boys to teachers is 15 to 1. If there are 150 boys, how many teachers are there?

Back

10 teachers

Front

What is a Ratio?

Back

Is a comparison of two quantities.

Front

What is a Rate?

Back

A ratio that compares two quantities with different units.

Front

How do you simplify a ratio?

Back

Divide both terms of the ratio by their greatest common factor.

Front

If the ratio of cats to dogs is 3 to 4, how many dogs are there if there are 9 cats?

Back

12 dogs

Front

What is the unit rate of 60 miles in 2 hours?

Back

30 miles per hour