PU 2. In the following situation, should one machine be purchased and operated 24 hours a day, or should three machines be bought and operated 8 hours? a- The machine cost $ 120000 with an economic life of 10 years. b- The 24 operation is really only 95% efficiency because of maintenance and repair activities. c- Labor is paid in full no matter how many hours they work in each shift. d- First shift operators get $ 12, second shift operators get $ 14, and third shift operators get $ 16.5 per hour. With regular one-shift production, the company does not pay for lunch so it gets 8 hours' work for 8 hours' pay. Since the plan is to work 6 days a week, what action would you take? Discuss your findings.