Ratios and Equivalent Ratios

Front

What is a ratio?

Back

A ratio is a relationship between two numbers indicating how many times the first number contains the second.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What is an equivalent ratio?

Back

Equivalent ratios are ratios that express the same relationship between numbers, even if the numbers themselves are different.

Front

How do you write a ratio as a fraction?

Back

A ratio can be written as a fraction by placing the first term over the second term.

Front

What is the ratio of girls to boys if there are 32 girls and 16 boys?

Back

The ratio of girls to boys is 2:1.

Front

If the ratio of tomatoes to cucumbers is 4:1 and there are 14 cucumbers, how many tomatoes are there?

Back

There are 56 tomato plants.

Front

In a recipe, if the ratio of chocolate chips to flour is 2:3, how many cups of flour are needed for 4 cups of chocolate chips?

Back

6 cups of flour are needed.

Front

What is the first step in solving a ratio problem?

Back

Identify the quantities involved and their relationship.

Front

How can you express the ratio of 1:2 in fraction form?

Back

The ratio 1:2 can be expressed as the fraction 1/2.

Front

What does it mean if two ratios are equivalent?

Back

It means that they represent the same proportion or relationship between the quantities.