Rates and Unit Rates

Front

What is a rate?

Back

A rate is a ratio that compares two different units or measurements.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one unit.

Front

If Jenny has 3 guitars and Steve has 4 guitars, who is first in the ratio of guitars (4:3)?

Back

Steve

Front

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

Back

Divide the total cost by the quantity to find the cost per unit.

Front

What is the unit rate if you spend $40 on 5 pounds of concrete?

Back

$8 per pound.

Front

Give an example of a real-world application of rates and unit rates.

Back

Miles per hour.

Front

What is the unit rate of 95 cars washed in 5 days?

Back

19 cars per day.

Front

What does the ratio 4:3 represent in terms of comparison?

Back

It represents the relationship between two quantities, in this case, the number of guitars owned by Steve and Jenny.

Front

How can you express a rate as a fraction?

Back

A rate can be expressed as a fraction where the numerator is one quantity and the denominator is the other quantity being compared.

Front

What is the formula to find a unit rate?

Back

Unit Rate = Total Quantity / Number of Units.