Ratios and Ratio Tables

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

How do you write a ratio of boys to girls if there are 5 boys and 7 girls?

Back

The ratio of girls to boys is 7 to 5.

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 2:3 and 4:6.

Front

If you have a ratio of 5 to 4, what is an equivalent ratio?

Back

An equivalent ratio to 5 to 4 is 25 to 20.

Front

How do you find the total number of tablets needed to disinfect water using a ratio?

Back

If 2 tablets are needed for 1 quart, for 4 quarts you multiply 2 tablets by 4, resulting in 8 tablets.

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form equivalent ratios, helping to visualize the relationship between the quantities.

Front

How can you determine if two ratios are equivalent?

Back

Two ratios are equivalent if you can simplify them to the same fraction or if you can cross-multiply and get equal products.

Front

What is the ratio of sugar to flour if Brutus uses 4 cups of sugar for every 5 cups of flour?

Back

The ratio of sugar to flour is 4 to 5.

Front

If a recipe calls for 4/5 cups of sugar, how many cups of sugar would be needed for 8 cups of flour?

Back

You would need 6.4 cups of sugar, maintaining the ratio of 4 to 5.

Front

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

Back

Ratios help compare quantities, make recipes, scale measurements, and understand relationships in various contexts.