Ratios and Equivalent Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, even if the numbers are different.

Front

If the ratio of apples to oranges is 3:2, how many oranges are there if there are 9 apples?

Back

There are 6 oranges.

Front

How do you simplify the ratio 8:12?

Back

Divide both numbers by their greatest common divisor, which is 4. The simplified ratio is 2:3.

Front

What is the ratio of 4 meatballs to 1 cup of sauce?

Back

The ratio is 4:1.

Front

In a class, the ratio of boys to girls is 5:3. If there are 15 boys, how many girls are there?

Back

There are 9 girls.

Front

What is the ratio of pears to all fruit if there are 5 pears, 4 apples, and 2 bananas?

Back

The ratio is 5:11.

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

The ratio is 2:3.

Front

How do you express the ratio of 3 stars to 4 squares?

Back

The ratio can be expressed as 3:4.

Front

What is the ratio of hot dogs to cheeseburgers if there are 2 hot dogs and 4 cheeseburgers?

Back

The ratio is 1:2.