1. Calculate the payback if the amount invested was 560,000 and expected annual net cash inflow was 22,000 2. Calculate the net present value if the net cash inflow was 700,330 and the Annuity PV Factor was 3.544 and the initial investment was 1,700,000 3. Calculate the profitability index if the present value of net cash inflow was 166,680 and the initial investment was 140,000