3) The installation of compressor is estimated to generate the following net cash flows. The effective date of the evaluation is May 1, 1984. The projections shown are based on a calendar year: Year 1(8 months) Cash flow $ 8000 2 6000 3 5000 4 2000 a- Using mid-period discounting find the present worth of the net cash flow as of May 1,1984 at 18% compounded annually. b- If your company has a time value of money of 18% (nominal annual- Compounded annually) should you recommend the compressor installation if it will cost $ 16500 (on May 1, 1984)?