Ratios and Equivalent Ratios

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:b'.

Front

What is an equivalent ratio?

Back

Equivalent ratios are two or more ratios that represent the same relationship between numbers, even if the numbers themselves are different.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms of the ratio by their greatest common divisor (GCD).

Front

If a recipe calls for 2 cups of flour and 3 cups of sugar, what is the ratio of flour to sugar?

Back

The ratio of flour to sugar is 2:3.

Front

Are the ratios 4:6 and 2:3 equivalent?

Back

Yes, 4:6 and 2:3 are equivalent ratios because both can be simplified to the same ratio.

Front

What is the ratio of 5 apples to 10 oranges?

Back

The ratio of 5 apples to 10 oranges is 1:2.

Front

If there are 8 boys and 12 girls in a class, what is the ratio of boys to girls?

Back

The ratio of boys to girls is 2:3.

Front

How can you find equivalent ratios?

Back

You can find equivalent ratios by multiplying or dividing both terms of a ratio by the same non-zero number.

Front

What is the ratio of 15 to 25?

Back

The ratio of 15 to 25 simplifies to 3:5.

Front

If a car travels 60 miles in 1 hour, what is the ratio of miles to hours?

Back

The ratio of miles to hours is 60:1.