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Afred Home Construction is considering the purchase of five dumpsters and the transport truck to store and transfer construction debris from bullding sties. The entire ng is estimated to have an iniual cost of $145,000, a iffe of 8 years, a $13500 salvege value, an operating cost of $40 per day, and an annual maintenance cost of $11000. Alternatively. Alfred can obtain the same services from the city as needed at each construction site for an inttal delivery cost of $125 per dumpster per site and a dally charge of $26 per day per dumpster. An estimated 26 construction sites will need debris storage throughout the average year. If the minimum attroctive rate of retum is 10% per year, how many days per year must the equipment be required to justify its purchase? The number of days per year the equipment must be requtred is determined to be