Ratio Tables, Rates, Unit Rates

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

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 cost per item.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one unit, such as 60 miles per hour (60 miles for 1 hour).

Front

How do you calculate miles per gallon?

Back

Miles per gallon (mpg) is calculated by dividing the total miles driven by the total gallons of gas used.

Front

If a car travels 231 miles using 7 gallons of gas, what is its mileage?

Back

33 miles per gallon.

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form equivalent ratios.

Front

How do you find a missing value in a ratio table?

Back

To find a missing value, use equivalent ratios to set up a proportion and solve for the unknown.

Front

If 13 peaches cost $8.84, how much does one peach cost?

Back

Each peach costs approximately 68 cents.

Front

How do you calculate the cost of multiple items based on unit price?

Back

Multiply the unit price by the number of items to find the total cost.

Front

If Kevin mixes 35 oz of yellow paint and needs 21 oz of red, what is the total amount of paint?

Back

The total amount of paint is 56 oz.