Ratios and Percents

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

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 girls to total students if there are 15 boys and 45 girls?

Back

The ratio of girls to total students is 45 to 60.

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between two quantities, even if the numbers are different.

Front

If Maria has 2 scarves and 3 bows, what is the ratio of scarves to bows?

Back

The ratio of scarves to bows is 2 to 3.

Front

What is the simplest form of the ratio 4:8?

Back

The simplest form of the ratio 4:8 is 1:2.

Front

How do you convert a ratio to a percent?

Back

To convert a ratio to a percent, divide the first number by the total of both numbers and multiply by 100.

Front

What is the percent equivalent of the ratio 3:4?

Back

The percent equivalent of the ratio 3:4 is 75%.

Front

If there are 10 blue stars and 40 red circles, what is the ratio of blue stars to red circles?

Back

The ratio of blue stars to red circles is 1 to 4.

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.