Please show how to do , not just the answers

Mimi Company is considering a capital investment of $275,000 in new equipment. The equipment is expected to have a 5-year useful life with no salvage value. Depreciation is computed by the straight-line method During the life of the investment, annual net income and cash inflows are expected to be $25,000 and $80,000, respectively. Mimi's minimum required rate of return is 10%. The present value of 1 for 5 periods at 10% is 621 and the present value of an annuity of l for 5 periods at 10% is 3.791. Instructions Compute each of the following: (a) The cash payback period. (b) The net present value of the total investment. (c) The profitability index. (d) The Internal rate of return. (e) The annual rate of return