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.

Front

What does part-to-part ratio mean?

Back

A part-to-part ratio compares one part of a whole to another part of the same whole.

Front

What does part-to-whole ratio mean?

Back

A part-to-whole ratio compares one part of a whole to the entire whole.

Front

How can ratios be expressed?

Back

Ratios can be expressed as fractions, using a colon (:), or with the word 'to'.

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between quantities, even if the numbers are different.

Front

If the ratio of boys to girls in a class is 3:2, how many girls are there if there are 12 boys?

Back

There are 8 girls.

Front

What is the ratio of 10 apples to 5 oranges?

Back

The ratio is 2:1.

Front

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

Back

The ratio of flour to sugar is 2:3.

Front

What does it mean if two ratios are proportional?

Back

It means that the two ratios express the same relationship between their quantities.

Front

What is the simplest form of the ratio 8:12?

Back

The simplest form is 2:3.