Understanding Ratios

Front

Define the term ratio.

Back

A comparison of two quantities.

Front

What is the ratio of cherries to pears if there are 8 cherries and 2 pears?

Back

8 to 2.

Front

If Mr. Johnson surveyed 12 students and 7 picked football, what is the ratio of students that picked football to the total number of students surveyed?

Back

Front

What are the three different ways you can write a ratio?

Back

Fraction, colon, words.

Front

Describe the ratio of purple circles to red circles if there are 6 purple circles and 5 red circles.

Back

For every 6 purple circles, there are 5 red circles.

Front

What is a unit ratio?

Back

A ratio that compares a quantity to one unit of another quantity.

Front

How do you simplify a ratio?

Back

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

Front

If the ratio of boys to girls in a class is 3 to 4, how many boys are there if there are 28 students in total?

Back

12 boys.

Front

What does it mean if a ratio is expressed as 1:5?

Back

For every 1 of the first quantity, there are 5 of the second quantity.

Front

If a recipe calls for a ratio of 2:3 of sugar to flour, how much sugar is needed for 9 cups of flour?

Back

6 cups of sugar.