1 Data Table Acquisition Date Estimated Residual Value Depreciation Method* Monthly Depreciation Expense Asset Cost Estimated Life Canoes Nov. 3, 2018 5,280 4 years $ 0 SL $ 110 Land Dec. 1, 2018 105,000 n/a Building Dec. 1, 2018 284,000 20 years 20,000 SL 1,100 Canoes Dec. 2, 2018 8,640 4 years 0 SL 180 Computer Mar. 2, 2019 1,200 4 years 400 DDB Office Furniture Mar. 3, 2019 4,900 6 years 1,300 SL * SL = Straight-line; DDB = Double-declining-balance Amy and Zain Wallace are continuing to review business practices. Currently, they are reviewing the company's property, plant, and equipment and have gathered the following information: (Click the icon to view the information.) Read the requirements. Requirement 1. Calculate the amount of monthly depreciation expense for the computer and office furniture for 2019. (Calculate a full month's depreciation. It is not necessary to prorate depreciation based on the number of days in service.) Estimated Year 1 - Monthly Acquisition Estimated Residual Depreciation Depreciation Expense Asset Date Cost Life Value Method Computer Mar. 2, 2019 1,200 4 years 400 DDB Office Furniture Mar. 3, 2019 4,900 6 years 1,300 SL