Unit 3 Review

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 express a ratio as a fraction?

Back

To express a ratio as a fraction, divide the first quantity by the total of both quantities.

Front

If there are 5 boys and 8 girls in a class, what is the ratio of boys to total students?

Back

Front

What does the equation y = 3x represent in a real-world context?

Back

This equation represents a relationship where for every x cookies eaten, y minutes are spent, with 3 minutes per cookie.

Front

If you can eat 3 cookies in 9 minutes, how many cookies can you eat in 1 minute?

Back

You can eat 1 cookie in 3 minutes.

Front

How do you set up a proportion to find the height of a tree based on the shadow lengths?

Back

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where their ratio remains constant.

Front

If the shadow of a person is 8ft and the shadow of a tree is 24ft, how do you find the height of the tree if the person is 5ft tall?

Back

Front

In a proportional relationship, if A = 33 when B = 44, what is the missing value of B when A = 48?

Back

The missing value of B is 44.

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object where the dimensions are proportional to the actual dimensions.