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 one unit. It is often used to determine the cost per item or the rate of something per one unit.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the total quantity by the number of units. For example, if you have 10 apples for $5, the unit rate is $5 ÷ 10 apples = $0.50 per apple.

Front

If it costs $5 for 2 pounds of gravel, what is the unit rate in dollars per pound?

Back

$2.50 per pound.

Front

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

Back

$8 per pound.

Front

Alycia earned $20.40 in 3 hours. What is her unit rate in dollars per hour?

Back

$6.80 per hour.

Front

A realtor visits 13 houses in 3 hours. What is the unit rate in houses per hour?

Back

13/3 houses per hour.

Front

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

Back

9 cookies per dollar.

Front

What is the formula for finding a unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

Front

Why is it important to understand unit rates?

Back

Understanding unit rates helps in making informed decisions about purchases, comparing prices, and understanding ratios in real-life situations.

Front

What is the unit rate if you travel 150 miles in 3 hours?

Back

50 miles per hour.