Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two numbers, showing how many times one value contains or is contained within the other.

Front

What are three ways to express a ratio?

Back

A ratio can be expressed as '2 to 3', '2:3', or '2/3'.

Front

Which of the following is NOT a way to present a ratio?

Back

None. All of these are right ways to write a ratio.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between numbers, meaning they can be simplified to the same fraction.

Front

Is the ratio 6:10 equivalent to 18:30?

Back

Yes, the ratios 6:10 and 18:30 are equivalent.

Front

What is the equivalent ratio of 3:5 when both terms are multiplied by 2?

Back

The equivalent ratio is 6:10.

Front

Which ratio is NOT equivalent to 3:5?

Back

15:30 is NOT equivalent to 3:5.

Front

How can you determine if two ratios are equivalent?

Back

You can determine if two ratios are equivalent by cross-multiplying and checking if the products are equal.

Front

What is the simplest form of the ratio 8:12?

Back

The simplest form of the ratio 8:12 is 2:3.

Front

If a recipe calls for a ratio of 2:1 of flour to sugar, how much sugar is needed for 4 cups of flour?

Back

For 4 cups of flour, you would need 2 cups of sugar.