On January 1, 2018, a machine was purchased for $107,500. The machine has an estimated salvage value of $8,320 and an estimated useful life of 5 years. The machine can operate for 114,000 hours before it needs to be replaced. The company closed its books on December 31 and operates the machine as follows: 2018, 22,800 hrs; 2019,28,500 hrs; 2020, 17,100 hrs; 2021, 34,200 hrs; and 2022, 11,400 hrs. (a) Your answer is 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 answers to 0 decimal places, e.g. 45,892.) 1. Straight-line Method $ 19,836 2. Activity Method Year 2018 $ 19,836 2019 $ 24,795 2020 $ 14,877 2021 $ 29,754 2022 $ 9,918 3. Sum-of-the-Years'-Digits Method Year 2018 $ 33,060 2019 $ 26,448 2020 $ 19,836 2021 $ 13,224 2022 $ 6,612 4. Double-Declining-Balance Method Year 2018 $ 43,000 2019 $ 25,800 2020 $ 15,480 2021 $ 9,288 2022 $ 5,612 (b) Assume a fiscal year-end of September 30. Compute the annual depreciation charges over the asset's life applying each of the following methods. (Round answers to 0 decimal places, eg. 45,892.) Year Straight-line Method Sum-of-the-years'-digits method Double-declining-balance method 2018 $ $ $ 2019 2020 2021 2022 2023