E10.9 (LO 2) Steve Grant, the new controller of Greenbriar Ltd., has reviewed the expected useful lives and residual values of selected depreciable assets at the beginning of 2020. His findings are as follows. Salvage Life in Years Residual Value Proposed ion. Total Useful Accumulated Depreciation Date Type of Old Proposed Old 1/1/20 Cost Acquired Asset 18,000 3,700 40,000 190,000 18,000 50 40 Building 800,000 1/1/10 10,000 25 20 100,000 1/1/15 Warehouse All assets are depreciated by the straight-line method. Greenbriar uses a calendar year in preparing nual financial statements. After discussion, management has agreed to accept Grant's proposed changes. an- Instructions usi a. Compute the revised annual depreciation on each asset in 2020. (Show computations.) b. Prepare the entry (or entries) to record depreciation on the building in 2020