A company purchases a Machine worth $50,000, which it expects to last 4 years and to have a salvage value of $10,000. The company's fiscal year ends Dec 31st, 2021. 1. a) Prepare a schedule of depreciation for the four years using the straight-line method assuming the item was purchased on Jan 1st, 2021. Show formula for first column and Book Value. (20 Marks) Year Straight-line Depreciation Depreciation Expense Accumulated Depreciation Net Book Value 2021 2022 2023 2024 b) Prepare a schedule of depreciation for the four years using the straight-line method assuming the item was purchased on Mar 1st, 2021. Show formula for first column and Book Value. Year Straight-line Depreciation 2021 2022 2023 2024 Depreciation Expense Accumulated Depreciation Net Book Value