Part II-For the following cash flow compute: (48%) Investment $15,000 Annual operating Cost 2,000 Annual Revenues 6,000 Operating cost will increase by G=$400 annually from the second year Arithmetic Gradient) to 6h yr. Salvage Value at the end of 6 year 2,000 Investment life n=6 years MARR=6% 9.Draw the cash-Flow Diagram (ptos) 10. Calculate: PW (6%) (12 ptos) 11. IRR (16 ptos) 12. ERR (12 ptos)