27. E-Sharp Company purchased tool sharpening equipment on July 1,2 equipment was expected to have a useful life of three years, or 22,800 op residual value of $6,000. The equipment was used for 3,650 hours during 2007, 7,850 hours in 2008, and 3,300 hours in 2009. Determine the amount of depreciation expense for the years ended Dec 2008, and 2009, by the straight-line method, the units-of-production me Method Year Amount 2006 2007 2008 2009 b. Units-of-Production Method Amount Year 2006 2007 2008 2009 27. E-Sharp Company purchased tool sharpening equipment on July 1,2 equipment was expected to have a useful life of three years, or 22,800 op residual value of $6,000. The equipment was used for 3,650 hours during 2007, 7,850 hours in 2008, and 3,300 hours in 2009. Determine the amount of depreciation expense for the years ended Dec 2008, and 2009, by the straight-line method, the units-of-production me Method Year Amount 2006 2007 2008 2009 b. Units-of-Production Method Amount Year 2006 2007 2008 2009