12. The after-tax cash flows for a new chemical process are shown in Table P10.12. Using these data, calculate the following: a. Payback period (PBP) b. Cumulative cash position (CCP) and cumulative cash ratio (CCR) c. Rate of return on investment (ROROI) d. Discounted payback period (DPBP) e. Net present value (NPV) f. Discounted cash flow rate of return (DCFROR) Table P10.12. Nondiscounted Cash Flow Calculations for Problem 10.12 (All Figures Are in $Millions) Capital Depreciation Revenue Total Net Profit After-Tax End of Year Investment Allowance from Sales Annual Costs Net Profit Income Tax after Tax Cash Flow (10) (10) (20) (15+20) (20) (35) 14.77 25.93 3.80 10.64 27.74 10 17.36 120 8.57 70 120 22.80 37.20 45.77 120 120 120 120 49.60 49-60 49,60 49.60 58.17 49.60 49.60 79.68 12 13 30.40 30 Numbers in () represent negative values Land cost-10 Plant started up at end of year 3. working capital = 15. Use a 10% discount rate for Parts (d) and (e)