1. (8 points) Robert Parish Corporation purchased a new machine for its assembly process on January 1, 2014. The cost of this machine was $835,000. The company estimated that the machine would have a salvage value of $35,000 at the end of its service life. Its life is estimated at 5 years, and its working hours are estimated at 100,000 hours. Year-end is December 31. Compute the depreciation expense under the following methods and complete the depreciation schedules below. (a) Straight-line depreciation. (b) Activity method, assuming that machine usage was 28,000 hours for 2014; 29,000 hours for 2015; 18,000 hours for 2016; 12,000 hours for 2017; and 13,000 hours for 2018. (c) Sum-of-the-years'-digits. (d) Double-declining-balance. Straight-line Year 1 2 3 4 5 Cost Book Value, Beginning Depreciation Expense Accumulated Depreciation Book Value, Ending - depr exp. -Cost-A/D Units-of-Production (Activity) Year Cost Book Value, Beginning Depreciation Expense Accumulated Depreciation Book Value, Ending -I deprexp. -Cost-A/D 1 2 3 4 5