Problem No 3 The company owns a machine which it acquired on 03-07-08 for Q 5,000. It is estimated that it will be able to process 1,685,000 units during its useful life, and it was assigned a salvage value of Q 787.50. it is depreciated using the units produced method. to. Calculate depreciation for the year ending 12/31/08 if 84,250 units during the same process. Problem No 5 The company acquired a machine for Q 10,950, which is depreciated using the machine-hours method and it is estimated that it will provide an efficient service for 87,600 hours. As of 12/31/07 the machine worked 5,200 hours and in 2008 it worked 3,000 hours. to. Calculate depreciation for the year 2007 and 2008