Vaughn Corp. purchased machinery for $362,250 on May 1, 2017. It is estimated that it will have a useful life of 10 years, salvage value of $17,250, production of 276,000 units, and working hours of 25,000. During 2018, Vaughn Corp. uses the machinery for 2,650 hours, and the machinery produces 29,325 units. From the information given, compute the depreciation charge for 2018 under each of the following methods (a) Straight-line (b) Units-of-output (c) Working hours (d) Sum-of-the-years'-digits (e) Declining-balance (use 20% as the annual rate)