unit rate

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 you can buy 4 apples for $2, the unit rate is $0.50 per apple.

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 a car travels 150 miles in 3 hours, the unit rate is 150 miles ÷ 3 hours = 50 miles per hour.

Front

What is the unit rate of Joshua who can walk 6 km in 85 minutes?

Back

6/85 km per minute.

Front

If a cyclist covers 90 miles in 3 hours, what is the unit rate in miles per hour?

Back

30 miles per hour.

Front

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

Back

$1.25 per pound.

Front

You can buy 36 cookies for $4. What is the unit rate in cookies per dollar?

Back

9 cookies per dollar.

Front

A painter can paint 400 square feet in 5 hours. What is the unit rate in square feet per hour?

Back

80 square feet per hour.

Front

What is the unit rate of speed?

Back

The unit rate of speed is the distance traveled per unit of time, often expressed in miles per hour (mph) or kilometers per hour (km/h).

Front

What does it mean if a unit rate is expressed as 'per 1'?

Back

It means that the rate is calculated for a single unit of the second quantity. For example, if the unit rate is 5 miles per hour, it means 5 miles for every 1 hour.

Front

How can unit rates help in making decisions?

Back

Unit rates can help compare prices, speeds, or efficiencies, allowing for better decision-making. For example, comparing the cost per item can help determine the best deal.