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Computing Double-Declining-Balance Depreciation DeFond Company purchased equipment for $125,000. For each of the following sets of assumptions, prepare a depreciation schedule (all years) for this equipment assuming that DeFond uses the double-declining-balance depreciation method. Useful life Residual Value a. Four years $20,000 b. Five years $7,500 C. Ten years $2,500 Round answers to the nearest whole number. Use rounded answers for subsequent calculations. Four Years Five Years Ten Years Year Book Value Depreciation Expense 1 0 $ 0 2 0 0 3 0 0 4. 0 0