Rates and Unit Rates

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, often expressed as a quantity per unit of time, such as miles per hour or words per minute.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one. For example, if a car travels 300 miles in 5 hours, the unit rate is 60 miles per hour.

Front

How do you calculate words per minute?

Back

To calculate words per minute, divide the total number of words typed by the total number of minutes taken.

Front

If Tyrone types 8,580 words in 2 hours and 45 minutes, how many words does he type per minute?

Back

52 words per minute.

Front

How do you convert pieces per minute to pieces per hour?

Back

Multiply the number of pieces made per minute by 60 to find the number of pieces made per hour.

Front

If LEGO makes 36,000 pieces every minute, how many pieces do they make in an hour?

Back

2.16 million pieces per hour.

Front

How do you calculate total earnings based on hourly wage?

Back

Multiply the hourly wage by the number of hours worked.

Front

If Taylor earns $5.50 per hour, how much does she earn in 4 hours?

Back

$22.00.

Front

How do you calculate pages read per minute?

Back

To calculate pages read per minute, divide the total number of pages read by the total number of minutes taken.

Front

If Mr. Stuckslager read 80 pages in 2 hours, how many pages did he read per minute?

Back

0.67 pages per minute.