A computer system acquired on January 1 at a cost of $216,000 has an estimated useful life of ten years. Assuming that it will have no residual value. a. Determine the depreciation for each of the first two years by the straight-line method. First Year Second Year b. Determine the depreciation for each of the first two years by the double-declining-balance method. Do not round the double-declining balance rate. If required, round your final answers to the nearest dollar. First Year Second Year Willow Creek Company purchased and installed carpet in its new general offices on April 30 for a total cost of $8,820. The carpet is estimated to have a 15-year useful life and no residual value. a. Prepare the journal entry necessary for recording the purchase of the new carpet. If an amount box does not require an entry, leave it blank. April 30 b. Record the December 31 adjusting entry for the partial-year depreciation expense for the carpet, assuming that Willow Creek uses the straight-line method. If an amount box does not require an entry, leave it blank. Do not round intermediate calculations. Dec. 31 Accumulated Depreciation-Carpet Carpet Cash Depreciation Expense-Carpet Repairs and Maintenance Expense