FLO Corp. purchased machinery for $ 570,000 on July 1, 2015. It is estimated that it will have a useful life of 10 years, residual value of $ 20,000, production of 250,000 units, and working hours of 50,000. During 2016, the machinery produces 12,000 units and FLO Corp. uses the machinery for 6,700 hours. Instructions: From the information given, compute the depreciation charge for 2016 under each of the following methods: a) Straight-line. b) Units-of-output. c) Working hours. d) Sum-of-the years'- digits. e) Double-declining balance