Rate, Unit Rate, & Ratio

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

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).

Front

How do you calculate the unit rate from a total quantity?

Back

To calculate the unit rate, divide the total quantity by the number of units.

Front

If Maria walks 12 miles in 3 hours, how many miles does she walk per hour?

Back

4 miles per hour.

Front

If Anna can type 408 words in 4 minutes, how many words can she type per minute?

Back

102 words per minute.

Front

Which operation do you use to solve for unit rate?

Back

Division.

Front

Jack jumps 40 times in 4 minutes. How many times does he jump per 1 minute?

Back

10 times per minute.

Front

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

Back

$8 per pound.

Front

What is the formula for finding a unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

Front

If a car travels 300 miles in 5 hours, what is the speed in miles per hour?

Back

60 miles per hour.