2. Philipp Inc, a German company, is considering the following two equipment alternatives for the plant in California. The cost information for the two machines under consideration are given in table below. Machine X Machine Y Initial cost $80,000 $66,000 Benefits/year $12,000 for the first 10 years $9,000 per year for 20 and $8,000 for the next 10 years. years Life Salvage value $30,000 $20,000 MARR 10% 20 years a) Calculate the NPW of Machine X. b) Calculate the NPW of Machine Y. c) If machine Y has no salvage value, what would be the NPW of machine "Y"? d) Based on Present Worth Analysis, which one do you prefer