Ratios and Rates Unit Review

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 price per item.

Front

How do you calculate the unit rate?

Back

To find the unit rate, divide the total quantity by the number of units. For example, if you have 120 customers in 8 hours, the unit rate is 120 ÷ 8 = 15 customers per hour.

Front

What does a ratio table show?

Back

A ratio table shows equivalent ratios, helping to visualize the relationship between two quantities.

Front

If Justin types 400 words in 4 minutes, how many words does he type per minute?

Back

100 words per minute.

Front

How many fluid ounces are in 3 cups of sugar?

Back

24 fluid ounces.

Front

What is the purpose of using ratios in real-life situations?

Back

Ratios help compare quantities and make decisions based on relationships between different items.

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between two quantities, even if the numbers are different, such as 1:2 and 2:4.

Front

How can you determine who is faster using a ratio?

Back

To determine who is faster, compare the rates (laps per minute) of each person using a ratio or unit rate.

Front

What is the formula for finding a ratio?

Back

The formula for finding a ratio is: Ratio = Quantity A : Quantity B.