Ratios Checkup

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another.

Front

How do you express a ratio?

Back

A ratio can be expressed in three ways: using a colon (e.g., 4:3), as a fraction (e.g., 4/3), or in words (e.g., '4 to 3').

Front

What is the ratio of triangles to squares if there are 4 triangles and 3 squares?

Back

4 : 3

Front

If there are 7 red apples and 3 green apples, what is the ratio of red apples to green apples?

Back

7 : 3

Front

Back

9 cats

Front

What is the ratio of oranges to bananas if there are 1 orange and 3 bananas?

Back

1 : 3

Front

What does it mean when we say a ratio is simplified?

Back

A simplified ratio is expressed in the smallest whole numbers possible.

Front

If the ratio of boys to girls in a class is 2:5, how many girls are there if there are 10 boys?

Back

25 girls (since 2 boys correspond to 5 girls, 10 boys correspond to 25 girls).

Front

What is the ratio of 12 to 16?

Back

3 : 4 (after simplifying the ratio by dividing both numbers by 4).

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