A pressurized spray painter was purchased on April 1 of the fiscal year for $3, 900. It has a useful life of 4 years and a residual value of $300. Determine depreciation expense for the first two years, assuming a fiscal year end of December 31 and using (a) the straight-line method and (b) the double-declining-balance method. A company acquired mineral rights for $7, 500,000. The mineral deposit is estimated at 600,000 tons and during the year 100,000 tons were extracted and sold. Calculate depletion expense for the year