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 quantity of one item by the quantity of another item. For example, if you spend $40 on 5 pounds of concrete, the unit rate is $40 ÷ 5 = $8 per pound.

Front

If you earn $20.40 in 3 hours, what is your unit rate in dollars per hour?

Back

$20.40 ÷ 3 hours = $6.80 per hour.

Front

What is the unit price of Sargento cheese slices if they cost $2.48 for 10 slices?

Back

$2.48 ÷ 10 slices = $0.248 per slice.

Front

What is the unit price of Velveeta cheese slices if they cost $3.18 for 12 slices?

Back

$3.18 ÷ 12 slices = $0.265 per slice.

Front

Which is the better deal: Sargento cheese slices at $2.48 for 10 slices or Velveeta cheese slices at $3.18 for 12 slices?

Back

Sargento is the better deal because it has a lower unit price of $0.248 per slice compared to Velveeta's $0.265 per slice.

Front

If Ben drinks 1/2 liter of tea every 2/3 of an hour, how much tea does he drink per hour?

Back

He drinks 3/4 of a liter per hour.

Front

What is the unit rate of Brian's reading speed if he reads 30 words in 1 minute?

Back

30 words per minute.

Front

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

Back

150 miles ÷ 3 hours = 50 miles per hour.

Front

How do you convert a fraction to a unit rate?

Back

To convert a fraction to a unit rate, divide the numerator by the denominator to find the value per one unit.