1) On January 1, 2019, SBA Inc purchased a machine for $185,000. The machine's estimated life is six years, and its salvage value is $35,000. This machine has a production capacity of 12,000 units allocated as follows: 2019: 1900 units 2020: 2400 units | 2021: 2200 units | 2022 3100 units 2023: 1300 | 2024: 1100 What's the amount of accumulated depreciation until 2022 using the straight-line method? 2) On January 1, 2019, SBA Inc purchased a machine for $185,000. The machine's estimated life is six years, and its salvage value is $35,000. This machine has a production capacity of 12,000 units allocated as follows: 2019: 1900 units 2020:2400 units | 2021: 2200 units | 2022 3100 units | 2023: 1300 | 2024: 1100 What's the amount of the depreciation expense of 2023 using the Double Declining Balance method? 3) On January 1, 2019, SBA Inc. purchased a machine for $185,000. The machine's estimated life is six years, and its salvage value is $35,000. This machine has a production capacity of 12,000 units allocated as follows: 2019: 1900 units 2020: 2400 units | 2021: 2200 units 2022 3100 units 2023: 1300 | 2024: 1100 What's the amount of the Book-value beginning 2023 using the units-of-production method