Rates and Unit Rates

Front

What is a Ratio?

Back

Is a comparison of two quantities.

Front

Harry mowed eight lawns and earned $96. How much did he earn for each lawn?

Back

$12

Front

Solve for x: 3x = 27

Back

x = 9

Front

Maria types 300 words in 6 minutes. Her typing speed is:

Back

50 words per minute.

Front

What is the unit rate for the following situation: John can eat 15 hotdogs in 3 minutes.

Back

5 hotdogs per minute.

Front

What is a Unit Rate?

Back

A unit rate is a rate in which the second quantity is 1.

Front

If a car travels 150 miles in 3 hours, what is the speed in miles per hour?

Back

50 miles per hour.

Front

What is the formula to calculate a unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

Front

If a recipe requires 4 cups of flour for 2 cakes, how much flour is needed for 1 cake?

Back

2 cups of flour.

Front

What is the relationship between ratios and rates?

Back

A rate is a specific type of ratio that compares two different units.