1 Straight-Line Depreciation A building acquired at the beginning of the year at a cost of $129,000 has an estimated residual value of $5,000 and an estimated useful life of 10 years. Determine the following: (a) The depreciable cost (b) The straight-line rate (c) The annual straight-line depreciation Units-of-activity Depreciation A truck acquired at a cost of $285,000 has an estimated residual value of $16,600, has an estimated useful life of 44,000 miles, and was driven 4,400 miles during the year. Determine the following. If required, round your answer for the depreciation rate to two decimal places. (a) The depreciable cost (b) The depreciation rate per mile (e) The units of activity depreciation for the year Double Declining-Ilance Depreciation A building acquired at the beginning of the year at a cost of 5111,000 has an estimated redunt Value of 53,300 and an estimated unetul site of four years. Determine the following (a) The double-declining balance rate () The double declining balance depreciation for the first year Revision of Depreciation A method of depreciation that provides for equal periodic depreciation expense over the estimated life of a fixed asset, preciated by the straight-line method .. Determine the amount of the annual depreciation b. Determine the book value after 24 full years of use c. Assuming that at the start of the year 25 the remaining is estimated to be 27 years and the residual value is estimated to be $71,200, determine the depreciation expense for each of the remaining 27 years