Ratios, Rates, & Proportions

Front

Simplify the ratio 4 to 12.

Back

1 to 3

Front

For every 5 red roses the florist uses 2 white roses. If the florist uses 15 red roses in a bouquet, how many white roses does she use?

Back

6 white roses

Front

Simplify the ratio 8:18.

Back

4:9

Front

There are 48 sandwiches for 16 people. How many sandwiches per person?

Back

3

Front

For every 4 bagels sold at a bakery, 7 muffins are sold. How many muffins are sold when the bakery sells 24 bagels?

Back

42

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division.

Front

What is a rate?

Back

A rate is a special kind of ratio that compares two quantities with different units.

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How do you simplify a ratio?

Back

Divide both terms of the ratio by their greatest common factor.

Front

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

Back

2:3