on july 1, 2019, farm fresh industries purchased a specialized delivery truck for $219,000. at the time, farm fresh estimated the truck to have a useful life of eight years and a residual value of $27,000. on march 1, 2024, the truck was sold for $88,000. farm fresh uses the straight-line depreciation method for all of its plant and equipment. partial-year depreciation is calculated based on the number of months the asset is in service.