Computer equipment was acquired at the beginning of the year at a cost of $58,900. It had an estimated residual value of $4,400 and an estimated useful life of five years. Determine the (a) depreciable cost, (b) straight-line rate, and (c) annual straight-line depreciation. 8 a. Depreciable cost b. Straight-line rate C. Annual straight-line depreciation 118 UUU llll IU lllll