Need assistance with the two red marks. Thanks.

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.

Residual Depreciation Method Asset A DDB SL Service Life (Years) 5 8 10 Cost $ 60,000 40,000 65,000 230,000 200,000 B Value $ 20,000 4,000 5,000 10,000 20,000 Depreciation (Year 2) $ 24,000 4,500 6,000 22,000 50,000 D 10 SL SL DDB 11 8