Revision of Depreciation

Equipment with a cost of $180,000 has an estimated residual value of $14,400, has an estimated useful life of 16 years, and is depreciated by the straight-line method.

a. Determine the amount of the annual depreciation. $

b. Determine the book value at the end of the tenth year of use. $

c. Assuming that at the start of the eleventh year the remaining life is estimated to be eight years and the residual value is estimated to be $10,500, determine the depreciation expense for each of the remaining eight years.