Rates and Unit Rate

Front

What is a rate?

Back

A rate is a ratio that compares quantities with different units.

Front

What is a unit rate?

Back

A unit rate is a rate in which the unit in the denominator is 1.

Front

How do you determine which is the better buy when comparing prices?

Back

Calculate the unit price for each option and compare them.

Front

If a car is traveling at 50 miles per hour, what units describe this rate?

Back

Miles and hours.

Front

What is the unit price of a 12-pack of soda costing $3.50?

Back

$0.29 per can.

Front

How do you calculate the cost per pound of dog food?

Back

Divide the total cost by the weight in pounds.

Front

Which size bag of dog food has the lowest cost per pound if a 20-lb bag costs $23.44?

Back

The 20-lb bag.

Front

What is the cost per pound of an 8-lb bag of dog food that costs $9.88?

Back

$1.23 per pound.

Front

What is the cost per pound of a 40-lb bag of dog food that costs $49.00?

Back

$1.23 per pound.

Front

How do you convert a rate to a unit rate?

Back

Divide the numerator by the denominator to find the value per one unit.