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 simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What is the ratio of dogs to lizards if there are 22 dogs and 12 lizards?

Back

The ratio of dogs to lizards is 22:12, which simplifies to 11:6.

Front

If there are 5 boys and 7 girls, what is the ratio of girls to boys?

Back

The ratio of girls to boys is 7:5.

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

If Mrs. Shelly paid $3 for 6 muffins and Mrs. Kloske paid $9 for 18 muffins, are the prices equivalent?

Back

Yes, the prices are equivalent because both pay $0.50 per muffin.

Front

What is the ratio of dogs to goats if there are 9 goats and 14 dogs?

Back

The ratio of dogs to goats is 14:9.

Front

How do you express a ratio in simplest form?

Back

To express a ratio in simplest form, divide both parts of the ratio by the same number until you cannot divide any further.

Front

What is the ratio of cats to total animals if there are 30 cats and 64 total animals?

Back

The ratio of cats to total animals is 30:64, which simplifies to 15:32.

Front

If there are 12 apples and 8 oranges, what is the ratio of oranges to apples?

Back

The ratio of oranges to apples is 8:12, which simplifies to 2:3.