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. For example, if you travel 60 miles in 2 hours, the unit rate is 30 miles per hour.

Front

How do you calculate a unit rate?

Back

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

Front

What is the unit rate for 6 miles per gallon?

Back

The unit rate is 6 miles per gallon, meaning for every gallon of fuel, you can travel 6 miles.

Front

If a family buys 4 concert tickets for $148, what is the price per ticket?

Back

The price per ticket is $148 ÷ 4 = $37.

Front

What is the equivalent rate of $9 per hour?

Back

The equivalent rate of $9 per hour can be calculated for different time periods. For example, in 3 hours, it would be $27.

Front

If a cashier rings up 2 customers in 8 minutes, how many customers can he ring up in 32 minutes?

Back

In 32 minutes, the cashier can ring up 8 customers.

Front

What does it mean if a rate is equivalent?

Back

Two rates are equivalent if they represent the same relationship between quantities, even if they are expressed differently.

Front

How can you express a rate as a fraction?

Back

A rate can be expressed as a fraction by placing the first quantity in the numerator and the second quantity in the denominator. For example, 60 miles in 2 hours can be expressed as 60/2.

Front

What is the unit rate of 30 miles to 6 gallons?

Back

The unit rate is 5 miles per gallon, calculated by dividing 30 miles by 6 gallons.

Front

How do you find the unit price of an item?

Back

To find the unit price, divide the total price by the number of units. For example, if a 12-pack of soda costs $6, the unit price is $6 ÷ 12 = $0.50 per can.