Straight-Line Depreciation A building acquired at the beginning of the year at a cost of $138,300 has an estimated residual value of $5,300 and an estimated useful life of 10 years. Determine the following: (a) The depreciable cost (b) The straight-line rate 10 % (c) The annual straight-line depreciation Units-of-activity Depreciation A truck acquired at a cost of $175,000 has an estimated residual value of $11,800, has an estimated useful life of 32,000 miles, and was driven 2,200 miles during the year. Determine the following. If required, round your answer for the depreciation rate to two decimal places. 7 per mile 7 (a) The depreciable cost (b) The depreciation rate (c) The units-of-activity depreciation for the year Double-Declining-Balance Depreciation A building acquired at the beginning of the year at a cost of $96,000 has an estimated residual value of $4,800 and an estimated useful life of four years. Determine the following. (a) The double-declining-balance rate $ (b) The double-declining-balance depreciation for the first year Capital and Revenue Expenditures On August 7, Rocket Co. paid $2,270 to install a hydraulic lift and $51 for an air filter for one of its delivery trucks. Journalize the entries for the new lift. August 7 Journalize the entry for air filter expenditures. August 7