Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, 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

If John uses 1 1/4 tablespoons of salt for 3 cookies, how much salt does he need for 18 cookies?

Back

7.5 tablespoons of salt.

Front

What is the equation that represents the relationship between the number of balloons popped, x, and the number of points, y?

Back

y = 25x.

Front

If Frannie orders 3 DVDs per month, how many DVDs does she have after 2 months?

Back

6 DVDs.

Front

What is a proportional relationship?

Back

A proportional relationship is one where two quantities maintain a constant ratio or rate.

Front

How can you represent a ratio in fraction form?

Back

A ratio can be represented as a fraction by placing the first quantity over the second quantity.

Front

What does it mean if two quantities are in a 4:7 ratio?

Back

It means for every 4 units of the first quantity, there are 7 units of the second quantity.

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, and they represent the same relationship between two quantities.

Front

If a grocery store orders 4 large containers of milk for every 7 small containers, what is the ratio of large to small containers?

Back

The ratio is 4:7.