Unit Rates and Unit Price Problems

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 the unit price?

Back

To calculate the unit price, divide the total cost by the total number of units. For example, if 15 pizzas cost $97.50, the unit price is $97.50 ÷ 15 = $6.50 per pizza.

Front

If 4 pounds of bananas cost $6, what is the cost per pound?

Back

The cost per pound is calculated by dividing the total cost by the total weight: $6 ÷ 4 pounds = $1.50 per pound.

Front

What is the formula for finding the unit rate?

Back

The formula for finding the unit rate is: Unit Rate = Total Quantity ÷ Number of Units.

Front

If Jack jumps 40 times in 4 minutes, how many times does he jump in 1 minute?

Back

To find the jumps per minute, divide the total jumps by the total minutes: 40 jumps ÷ 4 minutes = 10 jumps per minute.

Front

What is the unit price of an item?

Back

The unit price of an item is the cost for one unit of that item, which helps compare prices of different quantities.

Front

How do you find the price per gallon of gasoline?

Back

To find the price per gallon, divide the total cost by the number of gallons. For example, $15.00 ÷ 6 gallons = $2.50 per gallon.

Front

What does it mean to find a unit rate in a real-world context?

Back

Finding a unit rate in a real-world context means determining how much of one quantity corresponds to one unit of another quantity, which helps in making informed decisions.

Front

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

Back

To find the hourly rate, divide the total earnings by the total hours: $45 ÷ 6 hours = $7.50 per hour.

Front

What is the importance of unit rates in shopping?

Back

Unit rates help consumers compare prices of different products to determine which is the better deal.