Lindy Weink, the new controller of Cullumber Company, has reviewed the expected useful lives and residual values of selected depreciable assets at December 31, 2024. (Depreciation for 2024 has not been recorded yet) Her findings are as follows: After discussion, management agrees to accept Lindy's proposed changes. All assets are depreciated by the straight-line method. Cullumber Company has a December 31 year end. For each asset, calculate the annual depreciation expense using the original estimated useful life and residual value. Annual depreciation expense Building per year Equipment per year