Ratio Tables

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 create a ratio table?

Back

A ratio table is created by listing pairs of numbers that maintain a constant ratio. You can find missing values by using multiplication or division.

Front

What is the purpose of a ratio table?

Back

The purpose of a ratio table is to organize and compare ratios, making it easier to see relationships between quantities.

Front

If the ratio of A to B is 2:3, what is the value of A if B is 15?

Back

A = 10, because 2/3 = A/15 leads to A = 10.

Front

What is a missing ratio?

Back

A missing ratio is a value in a ratio table that needs to be calculated based on the known ratios.

Front

How can you find a missing value in a ratio table?

Back

You can find a missing value by setting up a proportion based on the known ratios.

Front

What does it mean if two ratios are equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, even if the numbers are different.

Front

If a ratio is 4:5, what is the equivalent ratio if both numbers are multiplied by 2?

Back

The equivalent ratio is 8:10.

Front

What is the value of A in the ratio table if the ratio is 3:4 and the total is 70?

Back

A = 30, because 3/7 of 70 is 30.

Front

What is the value of B if the ratio is 1:4 and A is 12?

Back

B = 48, because 4 times 12 is 48.