Finding 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 single unit. For example, if you travel 60 miles in 2 hours, the unit rate is 30 miles per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Which of the following is a unit rate? 70 miles per hour, 15 pages per 20 minutes, 1000 meters per kilometer?

Back

70 miles per hour and 1000 meters per kilometer are unit rates. 15 pages per 20 minutes is not a unit rate.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate the unit rate of cookies per dollar if you can buy 36 cookies for $4?

Back

Divide the number of cookies by the cost: 36 cookies ÷ $4 = 9 cookies per dollar.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit rate in houses per hour if a realtor visits 13 houses in 3 hours?

Back

The unit rate is 13 houses ÷ 3 hours = 13/3 houses per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If you spend $40 on 5 pounds of concrete, what is the unit rate in dollars per pound?

Back

The unit rate is $40 ÷ 5 pounds = $8 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit rate in dollars per pound if Will spent $3.75 for 3 pounds of granola?

Back

The unit rate is $3.75 ÷ 3 pounds = $1.25 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the formula to find a unit rate?

Back

The formula to find a unit rate is: Unit Rate = Total Quantity ÷ Total Cost.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Why is it important to understand unit rates?

Back

Understanding unit rates helps in making comparisons and informed decisions about costs and quantities.

Tags

CCSS.7.RP.A.1

Front

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

Back

The unit rate is 150 miles ÷ 3 hours = 50 miles per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit rate of 45 apples for $9?

Back

The unit rate is 45 apples ÷ $9 = 5 apples per dollar.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2