Solve clearly..

1. XYZ manufacturing is trying to decide on which project is economically best among the ones listed below. If you were the engineer in charge, which one would you select on the basis of rate-of-return analysis if MARR is 20% per year? (45 points) PI P2 P3 P4 Initial Investment, $ 100,000 140.600 148.200 122,000 Annual expenses, S/yr 29.000 16,900 14.800 22,100 Salvage Value, $ 10.000 14.000 25.600 14.000 Life, yrs 5 S