On January 1, Marble Trucking purchased a used Kemworth truck at a cost of $45,000. Marble Trucking expects the truck to remain useful for ten years ( 875,000 miles) and to have a residual value of $10,000. Marble Trucking expects the truck to be driven 175,000 miles the first year and 306,250 miles the second year. Read the b. Compute Marble Trucking's first-year depreciation expense on the truck using the units of production method. (Round the depreciation per unit to the nearest cent, and round your final answer to the nearest whole doliar.) First-year depreciation on the truck using the units of production method is $ c. Compute Marble Trucking's first-year depreciation expense on the truck using the double-declining balance method. (Round the double-declining depreciation rate to two decimal places. Round your final answer to the nearest whole dollar) First-yoar depreciation on the truck using the double-declining balance method is $ Requirement 2. Show the truck's book value at the ond of the first year under the straight-line method Select the formula and then enter the amounts to calculate the book value at the end of the first year using the straight-line method