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, the ratios 1:2 and 2:4 are equivalent.

Front

How do you find equivalent ratios?

Back

To find equivalent ratios, you can multiply or divide both terms of the ratio by the same non-zero number. For example, for the ratio 3:4, multiplying both terms by 2 gives 6:8.

Front

What is the ratio of the number of days it rained last week to the number of days it did NOT rain if it rained for 3 days?

Back

The ratio is 3:4, assuming there are 7 days in a week.

Front

In a snack mixture of 5 walnuts, 4 hazelnuts, and 10 peanuts, what is the ratio of walnuts and hazelnuts to peanuts?

Back

The ratio is 9:10.

Front

Which ratio is equivalent to 3:4?

Back

6:8 is equivalent to 3:4.

Front

Back

No, they are not equivalent.

Front

If there are 8 boys and 14 girls in a class, what is the ratio of boys to total students?

Back

The ratio is 8:22.

Front

What is the simplest form of the ratio 10:15?

Back

The simplest form is 2:3.

Front

How can you express the ratio 4:5 in terms of fractions?

Back

Front

What does it mean if two ratios are said to be in proportion?

Back

It means that the two ratios are equivalent, such as 1:2 and 2:4.