Cullumber Company purchased a new machine on October 1, 2024, at a cost of $186,000. The company estimated that the machine will have a residual value of $11,100. The machine is expected to be used for 10,000 working hours during its 5 year life, Cullumber Company's year end is December 31. Calculate the depreciation expense under the straight-line method for 2024. Calculate the depreciation expense under the units-of-production method for 2024 , assuming machine usage was 1,800 hours. (Round depreciable amount per unit to 2 decimal places, es. 15.25 and final answer to 0 decimal places, es.2,125.) eTextbook and Media Compute the depreciation expense under the diminishing-balance method using double the straight-line rate for 2024 and 2025