a 6.20 Sunshine Plantations Pty Ltd purchased machinery for its manufacturing process on 1 March 2019. The machinery cost $900 000. Coconut Plantations estimates that the machinery has a useful life of five years, and will have a $75 000 residual value. Using straight-line depreciation, estimate the depreciation expense to be recorded in the statement of profit or loss for the year in which the machine was purchased and the subsequent year, assuming Coconut Plantations' reporting period ends on 31 December. 6.21 Using the information relating to Coconut Plantation Pty Ltd in 6.20, recalculate the depreciation expense to be recorded in the statement of profit or loss for the year in which the machine was purchased and the subsequent year using the diminishing balance method and the units of production method. In recalculating the depreciation expense, use the following assumptions: Diminishing balance the machinery is depreciated using a 331/3 per cent depreciation rate. Units of production - The machinery is expected to produce 300 000 units over its useful life. In the period of March to December in year 1, 30 000 units are produced. In year 2, 70 000 units are produced