Procter & Gamble is considering a project with an initial cash outlay of $550,000. The asset will be depreciated over five years at 20% per year. The expected cash flows are as follows:

Year	Inflow ($)	Outflow ($)
Year 1	170,000	60,000
Year 2	180,000	65,000
Year 3	190,000	70,000
Year 4	200,000	75,000
Year 5	210,000	80,000

a. What is the payback period?
 b. Calculate the internal rate of return (IRR).
 c. Assuming a cost of capital of 10%, what is the net present value (NPV) of the cash flows?
 d. Should Procter & Gamble proceed with the project?