Simple Ratios

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

What is the ratio of apples to oranges if there are 2 apples and 1 orange?

Back

2:1

Front

What is the ratio of donuts to coffee if there are 5 donuts and 1 coffee?

Back

5:1

Front

What is the ratio of smiley faces to angry faces if there are 4 smiley faces and 8 angry faces?

Back

4:8

Front

What is the ratio of cats to dogs if there are 3 cats and 2 dogs?

Back

3:2

Front

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

Back

21 boys (3/4 = x/28, x = 21).

Front

What does it mean if a ratio is simplified?

Back

It means the ratio is expressed in the smallest whole numbers possible.

Front

If the ratio of red marbles to blue marbles is 1:3, how many blue marbles are there if there is 1 red marble?

Back

3 blue marbles.

Front

What is the ratio of 10 to 5?

Back

2:1

Front

If there are 12 apples and 4 oranges, what is the ratio of apples to oranges?

Back

3:1