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: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 2 apples to 3 oranges?

Back

2:3

Front

If there are 10 boys and 15 girls in a class, what is the ratio of boys to girls?

Back

2:3

Front

What does a ratio of 1:4 mean?

Back

It means for every 1 of the first quantity, there are 4 of the second quantity.

Front

How can ratios be expressed?

Back

Ratios can be expressed in three ways: as fractions, with a colon (a:b), or with the word 'to' (a to b).

Front

What is the ratio of red marbles to total marbles if there are 5 red and 15 total?

Back

1:3

Front

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

Back

2:3

Front

What is the ratio of 4 birds to 6 snakes?

Back

4:6 or simplified to 2:3.

Front

If a car travels 60 miles in 1 hour, what is the ratio of distance to time?

Back

60 miles:1 hour.