On April 1, 2016 Sunrise Plastic Industries (SPI) purchased a new machine costing $87,000. The machine is estimated to have a useful life of six-year or a total production of 450,000 units with an estimated residual value of $12,000 at the end of that time. During 2016, the machine produced 45,000 units of plastic product. The business's year-end is December 31 of each year and the company uses the straight-line method of depreciation for all its fixed assets. Required (Round your answers to the nearest dollar):

(b) Prepare journal entry to record the depreciation expense for the year ended December 31, 2018, assuming that the company uses the double-declining balance (DDB) method of depreciation for all its fixed assets. Explanation is not required. (2 marks) (c) Assume that on April 1, 2020, the machine was exchanged for a similar powerful machine at a cost of $98,000. The old machine was given a trade-in value of $39,000. Journalize the exchange of asset for Sunrise Plastic Industries. Explanation is not required. (4 marks)