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.) Cost Residual Value $ 21,000 Asset A B 42,000 67,000 232,000 201,000 8 Service Life Depreciation Depreciation (Years) Method (Year 2) 5 DDB $ 21,000 SL 4,600 SL 6,000 10 22,100 8 DDB D 1,000 11,000 21,000 E