Solution to

To check your answer, simply substitute your answer for N in the

Frame 3-34.

equation.

0.20N = 30

For example: 25% of what number is 5?

N = 30/0.20 = 150

0.25 x N = 5

or

1/4 x N = 5

or

0.25 x 20 = 5

1/4 x 20 = 5

1/5 x N = 30

5 = 5

20/4 = 5

N = 30 x 5 = 150

5 = 5

Check your answer to Frame 3-34.

____________________________________________________________________________________

MD0900

3-20

Integrated Publishing, Inc. |