Ratios/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 the ratio of 5 apples to 3 oranges?

Back

5 to 3 or 5:3.

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form equivalent ratios.

Front

If the ratio of boys to girls is 2:3, how many girls are there if there are 10 boys?

Back

15 girls.

Front

What does it mean if two ratios are equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities.

Front

How do you simplify the ratio 8:12?

Back

Divide both numbers by their greatest common divisor, which is 4. The simplified ratio is 2:3.

Front

What is the ratio of 4 triangles to 12 squares?

Back

The ratio is 1:3 when simplified.

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.

Front

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

Back

You can use equivalent ratios to find the missing value by setting up a proportion.

Front

What is the ratio of 10 soccer players to 3 coaches?

Back

The ratio is 10:3.