Ratios and Unit Rates

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

If Mr. Keys made $90 in 5 hours, how much does he make in 1 hour?

Back

$18

Front

How much would Mr. Keys make after working 3 hours?

Back

$54

Front

What is a Unit Rate?

Back

A unit rate is a rate with a denominator of one.

Front

If Mrs. Williams used 3 cups of flour to make 60 cookies, how much flour is needed for 1 cookie?

Back

0.05 cups of flour.

Front

How many cups of flour does Mrs. Williams need to make 90 cookies?

Back

4.5 cups.

Front

What is the ratio of red apples to green apples if there are 4 red apples and 3 green apples?

Back

4 red apples to 3 green apples.

Front

If a car travels 440 miles in 8 hours, what is its speed in miles per hour?

Back

55 miles per hour.

Front

How do you find a unit rate from a ratio?

Back

Divide the first quantity by the second quantity.

Front

What is the ratio of 10 to 5?

Back

2 to 1.