For each of the following depreciable assets, determine the missing amount. Abbreviations for depreciation methods are SL for straight-line and DDB for double-declining-balance. (Do not round intermediate calculations. Round your final answers to nearest whole dollar.) Residual . Asset Cost Value A $ 20,000 Service Life Depreciation Depreciation (Years) Method (Year 2) 5 DDB $ 24,000 SL 4,500 SL 6,000 10 22,000 B 8 40,000 65,000 230,000 200,000 D 5,000 10,000 20,000 E CO 8 DDB