Ratios, Rates and Unit Rates

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

What is a Rate?

Back

A rate is a ratio that compares two different units, such as miles per hour.

Front

What is a Unit Rate?

Back

A unit rate is a rate in which the denominator is 1, such as 60 miles per hour.

Front

How do you calculate miles per gallon?

Back

Divide the number of miles driven by the number of gallons used.

Front

If a car drives 231 miles using 7 gallons of gas, what is the mileage?

Back

33 miles per gallon.

Front

What is the unit rate of players to teams if there are 156 players on 12 teams?

Back

13 players per team.

Front

In a fruit bowl with 4 apples, 2 bananas, and 5 pears, what is the ratio of pears to all fruit?

Back

5:11.

Front

How do you find the price per item?

Back

Divide the total cost by the number of items.

Front

If the Williams family bought 4 concert tickets for $252, what was the price per ticket?

Back

$63.00.

Front

What is the formula for calculating a unit rate?

Back

Unit Rate = Total Quantity / Number of Units.