Writing Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows how many times one value contains or is contained within the other.

Front

How do you write a ratio?

Back

A ratio can be written in three ways: using a colon (e.g., 2:3), as a fraction (e.g., 2/3), or with the word 'to' (e.g., 2 to 3).

Front

What does the ratio 4:1 mean?

Back

The ratio 4:1 means that for every 4 units of the first quantity, there is 1 unit of the second quantity.

Front

If there are 8 legs and 2 heads, what is the ratio of legs to heads?

Back

The ratio of legs to heads is 8:2, which simplifies to 4:1.

Front

What is the ratio of red apples to green apples if there are 4 red apples and 3 green apples?

Back

The ratio of red apples to green apples is 4:3.

Front

How do you simplify the ratio 20:16?

Back

To simplify the ratio 20:16, divide both numbers by their greatest common divisor, which is 4. The simplified ratio is 5:4.

Front

What is the ratio of rectangles to total shapes if there is 1 rectangle and 6 other shapes?

Back

The ratio of rectangles to total shapes is 1:7.

Front

In a class of 30 students, if there are 12 boys and 18 girls, what is the ratio of boys to girls?

Back

The ratio of boys to girls is 12:18, which simplifies to 2:3.

Front

What does the ratio 2:3 indicate in terms of superheroes and villains?

Back

The ratio 2:3 indicates that for every 2 superheroes, there are 3 villains.

Front

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

Back

The ratio of flour to sugar is 2:3.