Unit Rates

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together. It expresses how much of one quantity corresponds to one unit of another quantity.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the first quantity by the second quantity to find out how much of the first quantity corresponds to one unit of the second quantity.

Front

If a store sees 120 customers in 8 hours, what is the unit rate in customers per hour?

Back

15 customers per hour.

Front

If my father drove 231 miles with 7 gallons of gas, what was his mileage in miles per gallon?

Back

33 miles per gallon.

Front

How do you find the price per item when given the total cost and quantity?

Back

Divide the total cost by the number of items to find the price per item.

Front

If my mother purchased 9 candy bars for $13.50, what is the price per candy bar?

Back

$1.50 per candy bar.

Front

What is the unit cost of an item?

Back

The unit cost of an item is the total cost divided by the number of units purchased.

Front

If you ordered 15 pizzas for $97.50, what is the unit cost per pizza?

Back

$6.50 per pizza.

Front

How do you convert a rate to a unit rate?

Back

To convert a rate to a unit rate, divide the numerator by the denominator to express the rate per one unit.

Front

If Jack jumps 40 times in 4 minutes, how many times does he jump per minute?

Back

10 times per minute.