Marigold Corp. purchased a new machine on October 1, 2022. Compute the depreciation expense under units-of-activity for 2022, assuming machine usage was 1,670 hours. , at a cost of $116,000. The company estimated that the machine will have a salvage value of $11,000. The machine is expected to be used for 10,000 working hours during its 5-year life. Compute the depreciation expense under straight-line method for 2022. Compute the depreciation expense under declining-balance using double the straight-line rate for 2022 and 2023