Ratios and equivalent ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities.

Front

What is an equivalent ratio?

Back

Equivalent ratios are ratios that express the same relationship between two quantities.

Front

Find one equivalent ratio for 2:3.

Back

4:6

Front

What is the ratio of 5 to 10 in simplest form?

Back

1 to 2

Front

If the ratio of boys to girls in a class is 3:4, how many girls are there if there are 12 boys?

Back

16 girls.

Front

What is the ratio of red marbles to blue marbles if there are 8 red and 4 blue?

Back

2 to 1.

Front

Are the ratios 6:9 and 4:6 equivalent?

Back

No.

Front

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

Back

2 to 3.

Front

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

Back

3 to 5.

Front

If there are 10 cats and 5 dogs, what is the ratio of cats to dogs?

Back

2 to 1.