5.1 - Simplifying Ratios

Front

What is a ratio?

Back

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

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor (GCF).

Front

What is the boy:girl ratio in a class with 15 boys and 20 girls?

Back

3:4

Front

If there are 4 birds and 6 snakes, what is the ratio of birds to snakes?

Back

4:6, which can be simplified to 2:3.

Front

What is the simplified form of 9/18?

Back

1/2

Front

How do you express the ratio of cats to dogs if there are 28 cats and 70 dogs?

Back

2:5

Front

What does it mean to express a ratio in simplest form?

Back

Expressing a ratio in simplest form means reducing it to the smallest whole numbers that maintain the same relationship.

Front

What is the ratio of 1/4 to 1/2?

Back

1:2, since 1/4 is half of 1/2.

Front

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

Back

2:3.

Front

How can you represent the ratio of 10 apples to 5 oranges?

Back

10:5, which simplifies to 2:1.