Ex 2.4. (Depreciation and carrying amount) On January 1, 2020, Hobart Mfg company bought 1 drilling machine with original price of $36,000. The drill has a useful life of 10 years and has an estimated residual value of $6,000. During its useful life, the device is expected to produce 500,000 units of product. In 2020 and 2021, the company would produce 25,000 and 84,000 units of products, respectively. Required: Calculate the depreciation expense for 2 years 2020 and 2021 and the carrying amount of the drilling machine at 31/12/2020 and 2021 respectively by the following methods: Straight-line The double declining - balance method. Units-of-production