.On January 1, 2005, Foley Corporation acquired machinery at a cost of $250,000. Foley adopted the double-declining balance method of depreciation for this machinery and had been recording depreciation over an estimated useful life of ten years, with no residual value. At the beginning of 2008, a decision was made to change to the straight-line method of depreciation for the machinery. what is the depreciation expense to be recorded for the machinery in 2008 ?