Two projects under consideration have the following projected cash flows:

Year	Project P	Project Q
0	-$80,000	-$80,000
1	$25,000	$0
2	$25,000	$0
3	$25,000	$0
4	$25,000	$0
5	$25,000	$120,000

Requirements:

1. Compute the NPV at a discount rate of 10%.
2. Calculate the IRR for both projects.
3. Calculate the Discounted Payback Period for each project.
4. Determine the crossover rate of the two projects.