Unit Rates

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is expressed as a quantity of one. For example, if a car travels 300 miles in 5 hours, the unit rate is 60 miles per hour.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the first quantity by the second quantity. For example, if you have 150 grams of fertilizer for 6 acres, the unit rate is 150 grams ÷ 6 acres = 25 grams per acre.

Front

If Maya makes $10 an hour, how many hours will it take her to earn $150?

Back

15 hours

Front

If 150 grams of fertilizer is needed for 6 acres, how much is needed for 13 acres?

Back

325 grams

Front

How many customers can a cashier ring up in 32 minutes if he rings up 2 customers in 8 minutes?

Back

8 customers

Front

What is the rate per hour if Peter paid $79.80 for renting a bike for 6 hours?

Back

$13.30

Front

If Ashley's car runs 65 miles per hour, how far will it run in 5 hours?

Back

325 miles in 5 hours

Front

What is the formula for finding the unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

Front

Why is understanding unit rates important in real life?

Back

Understanding unit rates helps in making informed decisions, such as comparing prices, calculating costs, and understanding speeds.

Front

If a recipe requires 3 cups of flour for 4 servings, how much flour is needed for 10 servings?

Back

7.5 cups of flour.