REVIEW: Ratios, Rates, and Unit Rates

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor (GCF).

Front

What is the ratio of 5 to 10 in simplest form?

Back

1:2

Front

What is a rate?

Back

A rate is a specific kind of ratio that compares two quantities with different units.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is 1. For example, if a car travels 60 miles in 1 hour, the unit rate is 60 miles per hour.

Front

If there are 10 apples and 5 oranges, what is the ratio of apples to oranges?

Back

2:1

Front

What is the ratio of 3 red cars to 7 total cars?

Back

3:7

Front

How do you find the total number of items in a ratio problem?

Back

Add all parts of the ratio together to find the total.

Front

If a recipe calls for 2 cups of flour and 3 cups of sugar, what is the ratio of flour to sugar?

Back

2:3

Front

What is the ratio of 8 to 12 in simplest form?

Back

2:3