Revision of Depreciation

Equipment with a cost of $572,200 has an estimated residual value of $52,000, has an estimated useful life of 18 years, and is depreciated by the straight-line method.

a. Determine the amount of the annual depreciation. $

b. Determine the book value after 8 full years of use. $

c. Assuming that at the start of the year 9 the remaining life is estimated to be 16 years and the residual value is estimated to be $56,200, determine the depreciation expense for each of the remaining 16 years. $