On January 1, 2023, a machine was purchased for $112,500. The machine has an estimated salvage value of $7,200 and an estimated useful life of 5 years. The machine can operate for 117,000 hours before it needs to be replaced. The company closed its books on December 31 and operates the machine as follows: 2023, 23,400 hours: 2024, 29,250 hours; 2025, 17,550 hours: 2026, 35,100 hours; and 2027, 11,700 hours. (a) Your answer is partially correct. Compute the annual depreciation charges over the machine's life assuming a December 31 year-end for each of the following depreciation methods. (Round rate per hour to 2 decimal places, e.g. 15.25 and final answers to O decimal places, eg. 45,892.) 1 Straight-line Method $ 21060 2 Activity Method Year 2023 2024