Lindy Weink, the new controller of Sandhill Company, has reviewed the expected useful lives and residual values of selected depreciable assets at December 31, 2021. (Depreciation for 2021 has not been recorded yet.) Her findings are as follows: Total Useful Life in Years Residual Value Type of Asset Date Acquired Cost Current Proposed Current Proposed Building Jan. 1, 2006 $800,200 20 30 $39,600 $60,190 Equipment Jan. 1, 2019 125,060 5 4 4,550 3,720 After discussion, management agrees to accept Lindy's proposed changes. All assets are depreciated by the straight-line method. Sandhill Company has a December 31 year end. For each asset, calculate the annual depreciation expense using the original estimated useful life and residual value. Building Annual depreciation expense $ per year Equipment $ per year