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In recent years, Mario Company purchased three machines. Because of heavy turnover in the accounting department, a different accountant was in charge of selecting the depreciation method for each machine, and each selected a different method. Information concerning the machines is summarized below. Salvage Useful Life Value in Years Depreciation Machine Acquired Cost Method 1. 1/1/11 $125,000 $ 25,000 10 Straight-line 2. 1/1/12 140,000 20,000 10 Declining-balance 3. 11/1/14 100,000 13,000 6 Units-of-activity For the declining-balance method, the company uses the double-declining rate. For the units-of-activity method, total machine hours are expected to be 30,000. Actual hours of use in the first 3 years were: 2014, 3,000; 2015, 5,500; and 2016, 4,500. Instructions (a) Compute the amount of accumulated depreciation on each machine at December 31, 2014. (b) If machine 2 had been purchased on March 1 instead of January 1, what would be the depreciation expense for this machine in (1) 2012 and (2) 2013