Equivalent 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, often expressed as 'a to b'.

Front

How do you write a ratio?

Back

Ratios can be written in three ways: using a colon (a:b), as a fraction (a/b), or with the word 'to' (a to b).

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, meaning they simplify to the same fraction.

Front

What is the ratio of boys to girls if there are 13 boys and 10 girls?

Back

The ratio of boys to girls is 13 to 10.

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 to 3.

Front

Find one equivalent ratio for 4:6.

Back

An equivalent ratio for 4:6 is 2:3.

Front

What is the ratio of coaches to players if there are 3 coaches and 10 players?

Back

The ratio of coaches to players is 3 to 10.

Front

If 15:30 is given, what is an equivalent ratio?

Back

An equivalent ratio for 15:30 is 5:10.

Front

How do you find an unknown in a ratio equation like 4:6 = 5:x?

Back

To find x, cross-multiply and solve for x, which gives x = 7.5.

Front

What is a part-to-part ratio?

Back

A part-to-part ratio compares different parts of a whole, such as the ratio of boys to girls.