Bramble Bus Lines uses the units-of-activity method in depreciating its buses. One bus was purchased on January 1, 2022, at a cost of $189,320. Over its 7 -year useful life, the bus is expected to be driven 125,600 miles. Salvage value is expected to be $7,200. (a) Compute the depreciable cost per unit. (Round answer to 2 decimal ploces, e.8. 0.50.) Depreciation cost per unit per mile Prepare a depreciation schedule assuming actual mileage was: 2022, 27,600;2023, 31,000;2024, 40,000; and 2025, 27,000. (Round cost per unit to 2 decimal places, es. 15.25 and all other answers to 0 decimal places, es. 5.275.)