Ratio and Proportions

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

What does the ratio 25:27 represent in the context of students and teachers?

Back

It represents the ratio of students to total people (students + teachers).

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

If Anika uses a ratio of 5 cups of orange juice to 6 cups of apple juice, what is the simplified form of this ratio?

Back

The simplified form is 5:6.

Front

What is a proportional ratio to 5:6?

Back

25:30 is a proportional ratio to 5:6.

Front

If James mixes 1 part blue paint to 5 parts white paint, what is the ratio of blue to total paint?

Back

The ratio of blue to total paint is 1:6.

Front

What is a proportional ratio to 1:5?

Back

2:10 is a proportional ratio to 1:5.

Front

In the context of paintbrushes, if there are 4 large and 12 small paintbrushes, what is the ratio of small to large?

Back

The ratio of small to large paintbrushes is 3:1.

Front

What is the ratio of small paintbrushes to large paintbrushes in Package Z with 10 large and 30 small?

Back

The ratio is 3:1.

Front

If a recipe requires 4/5 of a cup of sugar for 8 cookies, how much sugar is needed for 10 cookies?

Back

Anika needs 1 cup of sugar for 10 cookies.