Sandblasting equipment acquired at a cost of $42,000 has an estimated residual value of $6,000 and an

Question:

Sandblasting equipment acquired at a cost of $42,000 has an estimated residual value of $6,000 and an estimated useful life of 10 years. It was placed in service on October 1 of the current fiscal year, which ends on December 31, 2012. Determine the depreciation for 2012 and for 2013 by

(a) The straight-line method and

(b) The double-declining-balance method.