Du page Company purchases a factory machine at a cost of $18000 on Jan. 1st, 2017. Du page expects the machine to have a residual value of $ 2000 at the end of its 4-year useful life. During its useful life, the machine is expected to be used 160000 hours. Actual annual hourly use was 2017, 40000; 2018, 60000; 2019, 35000 and 2020, 25000. Required: 1) Prepare depreciation schedules for the following methods for the first 3 years: a. Straight line b. Units of production c. Double declining balance 2) The adjusting entry of depreciation expense for the third year if the company uses units of production method. 3) Balance Sheet presentation using the straight-line method in third year. 4) If the equipment is sold on October 30, 2018 for $16000 cash, record the sale entry, if the company is using the double declining method