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3. (3 points) The air blowers at Old Stinky leak and need to be replaced as the neighbors are complaining about odor. We tried to give out free rose petals and Febreze but they still complain. Two machines are being considered. Using interest rate of 10% pa, determine which is better using PW Analysis. Show the equations used. All values are in USD. A B Initial Investment 250,000 430,000 Annual Operating Costs 60,000 40,000 Salvage value 70,000 95,000 Life in years 3 6