3. On July 1, Hartford Construction purchases a bulldozer for $228,000. The equipment has a 9-year life with a residual value of $16,000. Hartford uses the units-of-output method of depreciation, and the bulldozer is expected to yield 26,500 operating hours. (a) Calculate the depreciation expense per hour of operation. (b) The bulldozer is operated 1,250 hours in the first year, 2,755 hours in the second year, and 1,225 hours in the third year of operations. Journalize the depreciation expense for each year. (c) Assume the bulldozer was sold after the 3rd year for $ $180,000. Prepare the journal entry for this transaction. You may want to use "T" accounts to visualize the event before writing the entry. #3 a) Expense per hour $ b) Depreciatum expense YRI Ya 2" YR 3" c) JOURNAL ENTRY FOR Sale of bulldozer