Ratios and Proportions

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

If Josh bought a pizza with eight slices for $12, what is the cost of one slice?

Back

$1.50

Front

In a class, the ratio of boys to girls is 6:5. If there are 18 boys, how many girls are there?

Back

15 girls

Front

Write the ratio of Ella's balloons (5) to Taylor's balloons (7).

Back

5:7

Front

Which of the following is a real-life example of a ratio? 4 meatballs : 1 cup of sauce, 12 noodles, 1 jar of sauce, 15 desserts.

Back

4 meatballs : 1 cup of sauce

Front

What is a proportion?

Back

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

Front

If 3 apples cost $6, how much do 5 apples cost?

Back

$10

Front

What does it mean to simplify a ratio?

Back

To simplify a ratio means to reduce it to its lowest terms.

Front

If the ratio of cats to dogs is 2:3 and there are 10 dogs, how many cats are there?

Back

6 cats

Front

What is the ratio of 15 to 25 in simplest form?

Back

3:5