Consider the following two mutually exclusive projects:

Year	Cash Flow (A)	Cash Flow (B)
0	$344,371	$15,617
1	28,800	5,239
2	58,000	8,576
3	52,000	13,631
4	422,000	8,710

Whichever project you choose, if any, you require a 6 percent return on your investment.

a) What is the discounted payback period for Project A and what is the discounted payback period for Project B?

b) What is the NPV for Project A and what is the NPV .for Project B?