A machine that cost $400,000 has an estimated residual value of $40,000 and an estimated useful life of four years. The company uses straight-line depreciation. Calculate its book value at the end of year 3. (Do not round intermediate calculations.) Book Value A machine that cost $400,000 has an estimated residual value of $40,000 and an estimated useful life of 20,000 machine hours. The company uses units-of-production depreciation and ran the machine 3,000 hours in year 1, 8,000 hours in year 2, and 6,000 hours in year 3. Calculate its book value at the end of year 3. (Do not round intermediate calculations.) Book Value A machine that cost $400,000 has an estimated residual value of $40,000 and an estimated useful life of four years. The company uses double-declining-balance depreciation. Calculate its book value at the end of year 3. (Do not round intermediate calculations.) Book Value The following are the transactions of Morrell Corporation: a. Morrell Corporation disposed of two computers at the end of their useful lives. The computers had cost $4,800 and their Accumulated Depreciation was $4,800. No residual value was received. b. Assume the same information as (a), except that Accumulated Depreciation, updated to the date of disposal, was $3,600. Prepare journal entries to record above transactions. (If no entry is required for a transaction/event, select "No Journal Entry Required" in the first account field.) View transaction list Journal entry worksheet Record the disposal of computers that had cost $4,800 and their accumulated depreciation to the date of disposal was $4,800. Note: Enter debits before credits. Transaction General Journal Debit Credit 1 Record entry Clear entry View general journal