6) A proposed airport terminal is expected to cost 4 million with a life of 40 years. The operating and maintenance costs are estimated as follows. Operations 1-40 years, begin at $100,000/yr, rising Maintenance 1-20 begin at s50,000/yr, rising 10% the second year and 10% more each year thereafter End of year maintenance 10 yr, S20,000 major rehabilitation, 21-40 yr, begin a $70,000/yr more cach year thereafter All costs of the terminal including construction will be financed at 6% and will be repaid by charging each passenger a fee. a) Assuming 1,000,000 passengers per year, what fee would be charged per passenger b) Assuming 70,000 passenger the first year and added 100,000 passengers each year thereafter, what fee should be charged