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Exercise 11.2 Depreciation methds L011-21 On January 1, 2018, the Allegheny Corporation purchased machinery for $200,000. The estimated service life of the machinery is 10 years and the estimated residual value is $13,000. The machine is expected to produce 300,000 units during its life Required Calculate depreciation for 2018 and 2019 using each of the following methods 1. Straight line. 2. Sum-of-the-years'-digits. 3. Double-declining balance. 4. One hundred fifty percent declining balance. 5. Units of production (units produced in 2018, 49,000; units produced in 2019, 44,000)