Equivalent Ratios

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. For example, 2:4 and 1:2 are equivalent ratios.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms of the ratio by their greatest common factor (GCF). For example, to simplify the ratio 8:12, divide both by 4 to get 2:3.

Front

What is the ratio of Animals to Crabs if there are 13 Animals and 4 Crabs?

Back

The ratio of Animals to Crabs is 13:4.

Front

What does the term 'Ratio' mean?

Back

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

Front

If a student has 35 pens, 16 of which are blue, what is the ratio of red pens to blue pens?

Back

The ratio of red pens to blue pens is 19:16.

Front

What is the simplest form of the ratio 12:16?

Back

The simplest form of the ratio 12:16 is 3:4.

Front

How can you express the ratio of green beans to peas if there are 31 green beans and 13 peas?

Back

The ratio of green beans to peas is 31:13.

Front

What is a common factor?

Back

A common factor is a number that divides two or more numbers without leaving a remainder. For example, the common factors of 8 and 12 are 1, 2, and 4.

Front

What is the greatest common factor (GCF) of 18 and 24?

Back

The GCF of 18 and 24 is 6.

Front

If the ratio of boys to girls in a class is 2:3, how many boys are there if there are 15 girls?

Back

If the ratio is 2:3, then there are 10 boys (2/3 of 15 is 10).