- my spera depreciation allowances. (10 points) 8. Prepare a depreciation schedule to be used for tax purposes for a $30,000 truck using the 200% declining balance method and the half-year convention. (10 points) - my spera depreciation allowances. (10 points) 8. Prepare a depreciation schedule to be used for tax purposes for a $30,000 truck using the 200% declining balance method and the half-year convention. (10 points)