Ratios and Ratio Tables

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, 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

What is an equivalent ratio?

Back

Equivalent ratios are two or more ratios that express the same relationship between numbers.

Front

If the ratio of boys to girls is 5:7, what is the ratio of girls to boys?

Back

7:5

Front

How can you express the ratio 4:5 as a fraction?

Back

4:5 can be expressed as the fraction 4/5.

Front

What is the ratio of 35 to 14 simplified?

Back

5:2

Front

If a recipe calls for 4 cups of sugar for every 5 cups of flour, what is the equivalent ratio for 8 cups of sugar?

Back

10 cups of flour (8/10 = 4/5).

Front

What is the missing number in the ratio table if the ratio is 3:4 and the first number is 12?

Back

16 (because 12 is to 16 as 3 is to 4).

Front

Are the ratios 3:6 and 1:2 equivalent?

Back

Yes, they are equivalent because both simplify to the same ratio.

Front

If Mrs. Shelly paid $3 for 6 muffins, what is the cost per muffin?

Back

$0.50 per muffin.