Mid-Year Review

Front

What is 30% of 50?

Back

15

Front

Does this graph show a proportional relationship?

Back

Yes, because it is straight and goes through the origin.

Front

Does the table represent a proportional relationship?

Back

Yes.

Front

What is the scale factor?

Back

4

Front

There are 200 vegetable plants in a garden. How many of the vegetable plants are green beans?

Back

24

Front

What is a proportional relationship?

Back

A relationship where two quantities maintain a constant ratio.

Front

How do you find the percentage of a number?

Back

Multiply the number by the percentage (as a decimal).

Front

What is the formula for finding the scale factor?

Back

Scale Factor = New Size / Original Size.

Front

What does it mean if a graph passes through the origin?

Back

It indicates that the relationship is proportional and starts at zero.

Front

What is the definition of a ratio?

Back

A comparison of two quantities by division.