Ratios

Front

What is a ratio?

Back

A ratio is a relationship between two numbers indicating how many times the first number contains the second.

Front

How do you simplify a ratio?

Back

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

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between numbers, meaning they can be simplified to the same fraction.

Front

How do you compare two ratios?

Back

To compare two ratios, convert them to fractions and find a common denominator or cross-multiply.

Front

What is the ratio of a part to a whole?

Back

The ratio of a part to a whole is expressed as the part divided by the whole, often represented as a fraction.

Front

If a bag contains 4 red apples and 3 yellow apples, what is the ratio of red to yellow apples?

Back

The ratio of red to yellow apples is 4:3.

Front

How do you find the total number of items in a ratio?

Back

To find the total number of items in a ratio, add the parts of the ratio together.

Front

What is the ratio of dogs to cats if there are 2 dogs and 4 cats?

Back

The ratio of dogs to cats is 1:2.

Front

If the ratio of boys to girls in a class is 3:5 and there are 15 boys, how many girls are there?

Back

There are 25 girls.

Front

What is the formula to find the ratio of two quantities?

Back

The formula to find the ratio of two quantities is: Ratio = Quantity 1 / Quantity 2.