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The city council of Morristown is considering the purchase of one new fire truck. The options are Truck X and Truck Y. The purchase is to be financed by money borrowed at 12% per year. The appropriate financial data are as follows: Truck X Truck Y 0,437 60,411 6,228 5,400 Capital Investment Maintenance cost per year Useful life Reduction in fire damage per year 21,023 24,910 Salvage value at the end of useful life 10,910 12,380 Use conventional benefit cost ratio analysis. Write the incremental benefit cost ratio for the trucks