Question 8: (12 Marks) Forty-Niner Co purchased a computer for $325,000 on January 2, 2017. The company expects the computer to last for 8 years or 15,000 hours of operation, with an estimated residual value of $25,000. During 2017 the computer was operated for 2,000 hours, while in 2018 it was operated for 2,600 hours Required: Calculate the depreciation expense for the computer for 2017 and 2018 using the following depreciation methods: a) Straight-line. b) Declining balance at twice the straight-line rate. c) Units-of-production. Question 6: (12 marks) Xeno Co. incurred the following transactions concerning its computer: Jan 8, 2017 Jan 1, 2018 June 1, 2019 Oct 1, 2019 Purchase the computer with a base price of $3,500 plus a special hard disk drive that cost $2,800. Estimated useful life is 5 years and residual value is $300. Straight-line depreciation is to be used Changed estimated useful life from 5 years to 4 years. Paid $150 for regular maintenance on the computer. Paid $2,575 for a major overhaul of the computer that extended the useful life by 2 years. However, it was now estimated that there would be no residual value at the end of the computer's useful life. Xeno Co uses the calendar year as its fiscal year. Required: a) Prepare the journal entry to record depreciation expense for 2017 b) Prepare the journal entry to record depreciation expense for 2018. C) Prepare the journal entry to record depreciation expense for 2019. Note: For this question, in particular, it is important to show supporting calculations for your journal entry amounts. It may allow me to assign part marks if your final answer is incorrect. Round all calculations to the nearest whole month