Ratios

Front

What is a ratio?

Back

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

Front

How do you simplify a ratio?

Back

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

Front

Are the ratios 6:10 and 18:30 equivalent?

Back

Yes, they are equivalent because both simplify to 3:5.

Front

What is the ratio of 1 pound of sugar to cups if 1 pound equals 5 cups?

Back

The ratio is 1:5.

Front

How do you find the cost per item from a total cost and quantity?

Back

Divide the total cost by the number of items.

Front

If a student ticket costs $12 for 6 tickets, what is the cost of 1 student ticket?

Back

$2.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities.

Front

How can you express the ratio of 12 to 16 in simplest form?

Back

The simplest form is 3:4.

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, where the first quantity is the numerator and the second is the denominator.

Front

If a recipe calls for a ratio of 2:3 of sugar to flour, how much flour is needed for 4 cups of sugar?

Back

6 cups of flour are needed.