Revision of Depreciation A warehouse with a cost of $983,100 has an estimated residual value of $113,100, has an estimated useful life of 30 years, and is depreciated by the straight-line method. a. Determine the amount of the annual depreciation. $ b. Determine the book value after 12 full years of use. $ c. Assuming that at the start of year 13 the remaining life is estimated to be 24 years and the residual value is estimated to be $121,500, determine the depreciation expense for each of the remaining 24 years. $