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 are equivalent ratios?

Back

Equivalent ratios are ratios that express the same relationship between two quantities, even if the numbers are different.

Front

How do you find an unknown value using equivalent ratios?

Back

To find an unknown value, set up a proportion using the known ratios and solve for the unknown.

Front

If the ratio of tomatoes to cucumbers is 4:1 and there are 14 cucumbers, how many tomatoes are there?

Back

56 tomatoes.

Front

What is the ratio of red apples to green apples if there are 4 red apples and 3 green apples?

Back

The ratio is 4 to 3.

Front

Are the ratios 4:5 and 8:15 equivalent?

Back

No, they are not equivalent.

Front

How do you express the ratio of pears to all fruit if there are 5 pears, 4 apples, and 2 bananas?

Back

The ratio is 5:11.

Front

What is the first step in solving a ratio problem?

Back

Identify the quantities being compared and their relationship.

Front

What does it mean if two ratios are equivalent?

Back

It means they represent the same proportion or relationship between the quantities.

Front

How can you simplify a ratio?

Back

By dividing both terms of the ratio by their greatest common divisor.