Unit 3 Assessment General

Front

What is a ratio?

Back

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

Front

How do you write a ratio?

Back

Ratios can be written in three ways: using a colon (e.g., 3:4), as a fraction (e.g., 3/4), or with the word 'to' (e.g., 3 to 4).

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

If a recipe calls for a ratio of 2:3 for sugar to flour, how much flour is needed for 4 cups of sugar?

Back

6 cups of flour are needed, as the ratio indicates that for every 2 cups of sugar, 3 cups of flour are required.

Front

What is the ratio of chocolate donuts to glazed donuts if there are 7 chocolate donuts and 13 glazed donuts?

Back

The ratio of chocolate to glazed donuts is 7:13.

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

Back

The ratio of triangles to squares is 4:3.

Front

If Kevin mixes red and yellow paint in a ratio of 3:5, how much yellow paint is needed for 9 oz of red paint?

Back

15 oz of yellow paint is needed.

Front

Are the ratios 3:5 and 9:18 equivalent?

Back

No, they are not equivalent.

Front

What is the first step to solve a ratio problem?

Back

Identify the quantities being compared and write the ratio in its simplest form.