washington community is expecting its new dialysis to generate the following cash flows:

a) determine the payback for the new dialysis unit

B) Determine the NPV uing a cost of capital of 15 %

C) Determine the Npv at a cost of capiutal of 20 % and compute the IRR

D) at a 15 percent cost of capital, should the projet be accepted? at a 20 % cost of capital, should the project be accepted ? explain