Unit Rates

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 'per' something (e.g., miles per hour, dollars per item).

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the total quantity by the number of units. For example, if you have 300 dollars earned in 6 hours, divide 300 by 6 to find the rate per hour.

Front

What is the unit rate of 1680 kilobytes downloaded in 4 minutes?

Back

420 kilobytes per minute.

Front

If Lisa made $300 in 6 hours, what is her hourly wage?

Back

Her hourly wage is $50 per hour.

Front

How do you find the unit price of an item?

Back

To find the unit price, divide the total cost by the number of items. For example, if 8 cans of soda cost $3, the unit price is $3 divided by 8.

Front

What is the unit price of 8 cans of soda costing $3?

Back

The unit price is $0.38 per can.

Front

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

Back

She earns $7.50 per hour.

Front

What is the unit rate for Joshua driving 90 miles on 15 gallons of gas?

Back

The unit rate is 6 miles per gallon (mpg).

Front

Why is it important to understand unit rates?

Back

Understanding unit rates helps in making comparisons between different quantities and in evaluating costs and efficiencies.

Front

What is the formula for calculating unit rates?

Back

The formula for calculating unit rates is: Unit Rate = Total Quantity / Number of Units.