bridgeport is considering two mutually exclusive capital expenditure proposals. project A will cost 478000 and and has an expected useful life of 14 years and a salvage value of zero and is expected to increase net annual cash flows by 72000 . Project B will cost 288000 and has an expected useful life of 14 years and a salvage value of zero and is expected to increase net annual cash flows by 46000. A discount rate of 10% is appropriate for both projects. calculate the net present value and profitability index of each project