Show all your workings.

Page Company placed in service an asset with an initial cost of $300,000 on April 1, 2018. The asset will be used for 5 years (60 months) and will be depreciated using the double-declining balance method with a switchover to straight line for the 2022 accounting period. Page is NOT engaging in a change in accounting principle in 2022, The asset has a salvage value of $20,000. I Instructions Indicate the annual depreciation expense for each year 2018-2023. (b) Why does the asset appear on six years of financial statements? What is the purpose of the switchover to straight line