Ratios as Percents Review

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 convert a ratio to a percent?

Back

To convert a ratio to a percent, divide the first number by the second number and then multiply by 100.

Front

What is the percent equivalent of the ratio 1:4?

Back

25% (1 divided by 4 equals 0.25, which is 25% when multiplied by 100).

Front

If 8 out of 32 questions are multiple choice, what percent is that?

Back

25% (8 divided by 32 equals 0.25, which is 25% when multiplied by 100).

Front

What percent of 80 students are present if all are present?

Back

100% (80 divided by 80 equals 1, which is 100% when multiplied by 100).

Front

How do you find the percent of a group that meets a certain condition?

Back

Divide the number of individuals meeting the condition by the total number of individuals, then multiply by 100.

Front

What is the percent of players in quarantine if 4 out of 20 are quarantined?

Back

20% (4 divided by 20 equals 0.20, which is 20% when multiplied by 100).

Front

If 6 out of 30 passes were incomplete, what percent were incomplete?

Back

20% (6 divided by 30 equals 0.20, which is 20% when multiplied by 100).

Front

What percent of 15 girls are buying lunch if 3 are buying?

Back

20% (3 divided by 15 equals 0.20, which is 20% when multiplied by 100).

Front

What does it mean if a percent is greater than 100%?

Back

It means that the quantity exceeds the whole or total amount.