John Smith, the controller of Crane Office Supply Company, has reviewed the expected useful lives and salvage values of selected depreciable assets at the beginning of 2028 . Here are his findings: All assets are depreciated by the straight-line method. Crane Company uses a calendar year in preparing annual financial statemer After discussion, management has agreed to accept John's proposed changes. (The "Proposed" useful life is total life, not remaining life.) (a) Compute the revised annual depreciation on each asset in 2028