Unit Rate

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'x per 1 unit'.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the quantity by the number of units. For example, if you have 60 miles driven in 2 hours, the unit rate is 60 miles ÷ 2 hours = 30 miles per hour.

Front

If a car travels 240 miles using 8 gallons of gas, what is the unit rate in miles per gallon?

Back

30 miles per gallon.

Front

What does it mean to find the better deal between two products?

Back

Finding the better deal means comparing the unit prices of the products to see which one offers more value for the price.

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.

Front

What is the unit rate of pencils per student if 108 pencils are distributed among 27 students?

Back

4 pencils per student.

Front

If a family eats 21 cereal bars in 7 days, what is the unit rate of cereal bars eaten per day?

Back

3 cereal bars per day.

Front

How do you express a rate of change?

Back

A rate of change is expressed as the ratio of the change in one quantity to the change in another quantity, often written as 'change in y over change in x'.

Front

What is the unit rate if a person drives 300 miles using 15 gallons of fuel?

Back

20 miles per gallon.

Front

If a store sells 5 pounds of apples for $10, what is the unit price per pound?

Back

$2 per pound.