Ratios, Rates, and Unit Rates

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, expressing how much of one quantity exists in relation to another.

Front

What is a rate?

Back

A rate is a specific kind of ratio that compares two different units, such as miles per hour or price per item.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one unit, allowing for easy comparison of different rates.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the first quantity by the second quantity, ensuring the second quantity equals one.

Front

What is the unit rate for 15 hotdogs in 3 minutes?

Back

The unit rate is 5 hotdogs per minute.

Front

How do you find the price per gallon of gas?

Back

To find the price per gallon, divide the total cost by the number of gallons.

Front

What is the unit rate for 250 miles in 5 hours?

Back

The unit rate is 50 miles per hour.

Front

How do you determine which product is a better buy?

Back

To determine the better buy, calculate the unit price for each product and compare them.

Front

What is the unit price of a 12-pack of Pepsi for $3.50?

Back

The unit price is $0.29 per can.

Front

What is the unit price of a 6-pack of Pepsi for $1.80?

Back

The unit price is $0.30 per can.