Ratio Language/Equivalent Ratios

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 does equivalent ratios mean?

Back

Equivalent ratios are two or more ratios that represent the same relationship between numbers, meaning they simplify to the same fraction.

Front

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

Back

The ratio of eggs to flour is 2:3.

Front

How do you find an equivalent ratio?

Back

To find an equivalent ratio, you can multiply or divide both terms of the ratio by the same non-zero number.

Front

If 5 movie tickets cost $45, what is the cost of one ticket?

Back

The cost of one ticket is $9.

Front

If a recipe requires 2 eggs for 3 cups of flour, how many eggs are needed for 9 cups of flour?

Back

You need 6 eggs for 9 cups of flour.

Front

What is the unit rate?

Back

The unit rate is a ratio that compares a quantity to one unit of another quantity, often used to express cost per item.

Front

If 2 bags of chips cost $3, what is the cost of 1 bag?

Back

The cost of 1 bag of chips is $1.50.

Front

How do you set up a proportion?

Back

A proportion is set up by stating that two ratios are equal, often written as a/b = c/d.

Front

If a recipe calls for 2 eggs and 3 cups of flour, how many eggs are needed for 6 cups of flour?

Back

You need 4 eggs for 6 cups of flour.