Windsor Company purchased equipment for $307,000 on October 1, 2025. It is estimated that the equipment will have a useful life of 8 years and a salvage value of $47,000. Estimated production is 20,000 units and estimated working hours are 10,000. During 2025, Windsor uses the equipment for 870 hours, and the equipment produces 1,500 units. Compute depreciation expense under each of the following methods: (Windsor is on a calendar-year basis ending December 31.) (Do not round intermediate calculations. Round final answers to O decimal places, e.g. 45,892.) (a) Straight-line method for 2025 (b) Activity method (units of output) for 2025 $ (c) Activity method (working hours) for 2025 $ (d) Sum-of-the-years-digits method for 2027 $ (e) Double-declining-balance method for 2026 $