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and double diminishing method

A machine that produces cellphone components is purchased on January 1,2020 , for $183,000, It is expected to have a useful life of four years and a residual value of $13,000. The machine is expected to produce a total of 200,000 components during its life. distributed as follows: 40,000 in 2020,50,000 in 2021, 60,000 in 2022, and 50,000 in 2023. The company has a December 31 year end. (a) Calculate the amount of depreciation to be charged each year, using each of the following methods: 1. Straighit-firie method Strakoth-line inothod depreciation 5 per year