Unit Rate

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 a quantity of one. For example, if you buy 3 apples for $6, the unit rate is $2 per apple.

Front

How do you calculate the unit rate?

Back

To calculate the unit rate, divide the total quantity by the number of units. For example, if you spend $40 on 5 pounds of concrete, the unit rate is $40 ÷ 5 = $8 per pound.

Front

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

Back

$6.50 per pizza.

Front

What is the unit rate of customers per hour if a store sees 120 customers in 8 hours?

Back

15 customers per hour.

Front

How do you find the unit rate in a time-based scenario?

Back

Divide the total quantity by the total time. For example, if Mr. Simmonds drove 200 miles in 2 hours, the unit rate is 200 miles ÷ 2 hours = 100 miles per hour.

Front

If Ilana made $45 babysitting for 6 hours, how much does she make per hour?

Back

$7.50 per hour.

Front

What is the formula for calculating unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

Front

Why is understanding unit rates important?

Back

Understanding unit rates helps in making comparisons and informed decisions, such as finding the best price or understanding speed.

Front

What is an example of a unit rate in everyday life?

Back

An example of a unit rate is the price of gas, such as $3.50 per gallon.

Front

How can unit rates help in budgeting?

Back

Unit rates can help in budgeting by allowing you to compare costs per item or service, helping you to find the most economical choice.