Just need help with part B please!

Flint Bus Lines uses the units-of-activity method in depreciating its buses. One bus was purchased on January 1,2022, at a cost of $211,690. Over its 4-year useful life, the bus is expected to be driven 143,000 miles. Salvage value is expected to be $7,200. (a) Your answer is correct. Compute the depreciable cost per unit. (Round answer to 2 decimal places, e.g. 0.50.) Depreciation cost per unit $ permile Prepare a depreciation schedule assuming actual mileage was: 2022,48,000;2023,30,000;2024,36,000; and 2025,29,000. (Round cost per unit to 2 decimal places, eg. 15.25 and all other answers to 0 decimal places, e.g. 5,275.) 22,48,000;2023,30,000;2024,36,000; and 2025, 29,000 . ers to 0 decimal places, e.g. 5,275 .)