Comparing Unit Rates (Better Buy)

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. For example, if you can buy 3 apples for $1.50, the unit rate is $0.50 per apple.

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 earn $30 for 5 hours of work, the unit rate is $30 ÷ 5 hours = $6 per hour.

Front

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

Back

102 words per minute.

Front

For 3 pounds of granola, you spent $3.75. What is your unit rate in dollars per pound?

Back

$1.25 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

If Kevin bought 3 lbs of lettuce for $3.54, how much did the lettuce cost per pound?

Back

$1.18 per pound.

Front

What is the unit price of Sara Lee Turkey at $6.58 per lb?

Back

$6.58 per lb.

Front

What is the unit price of Butterball Turkey at $11.16 for 2 lb?

Back

$5.58 per lb.

Front

How do you determine which product is a better buy?

Back

Compare the unit prices of each product. The product with the lower unit price is the better buy.

Front

If a car travels 240 miles in 4 hours, what is the unit rate in miles per hour?

Back

60 miles per hour.