Yello Bus Lines uses the units-of-activity method in depreciating its buses. One bus was purchased on January 1, 2015, at a cost of $187, 076. Over its 4-year useful is bus is expected to be driven 110, 800 miles. Salvage value is expected to be $7, 580. (a) Compute the depreciable cost per unit. (Round answer to 2 decimal places, e.g. 0.50.) Depreciation cost per unit $ (b) The parts of this question must be completed in order. This part will be available when you complete the part above