Note the following information on two mutually exclusive projects under consideration by Wang Food Markets, Inc.

Years	A	B
0	($30,000)	($60,000)
1	$10,000	$20,000
2	$10,000	$20,000
3	$10,000	$20,000
4	$10,000	$20,000
5	$10,000	$20,000

Wang requires a 14 percent rate of return on projects of this nature.

a. Compute the NPV of both projects.

b. Compute the internal rate of return on both projects.

c. Compute the profitability index of both projects.