$278,600 per year for 10 years. Assume the cost ol capital is 10% a. Caleulate the NPV of this investment opportunity. Should the company make the investment? b. Calculate the IRR and use in to determine the maximum deviation allowable in the cost of capital estimate to leave the decision unchanged (hant Use Exce/ io ca(culato ite iRR.) c. Calcuiate the NPY of this imvestment opportunity assuming the cost of capital is 13%. Should the compary make the investment given this new assumption? Note: Assume that all cash fows occur at the end of the appropiate year and that the the inflows do not start until year 7