1. A company purchased a truck on September 1 of the current year at a cost of $40,000. The truck is expected to last six years and have a salvage value of S2,200. The company's annual accounting period ends on December 31. What is the depreciation expense for the cument year, assuming the straight-line method is used? What is the depreciation expense for the current year, assuming the double-declining-balance method is used