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15. On January 10, 2014, Company Orange purchased equipment for their operations for $540,000. The equipment has a residual value of $45,000. The useful life is expected to be five years. a. (8 pts) Using the Double-Declining-Balance method of depreciation, calculate the amount of depreciation expense for years ending December 31, 2014, 2015, 2016, 2017, and 2018 without depreciating below the salvage value. b. (8 pts) Using the Straight-Line method of depreciation, calculate the amount of depreciation expense for years ending December 31, 2014, 2015, 2016, 2017, and 2018