17) In 2018, Moon Ltd a goods transport business, purchased and placed in service the following assets: five trucks costing $780,000 (placed in service on January 20^th), two 20 tons mobile crane vehicle costing $220,000 (placed in service on April 20^th), new office furniture for $135,000 and computers worth $24,500 (placed in service on November 1^st). Which convention should the company use to determine depreciation for 2018? Justify your answer. (3 marks) i get answer Q17) please i need answer Q21)

21) What is the depreciation expense for each equipment purchased by Moon Ltd. to be charged for the first year knowing that it uses 200% declining balance method (refer to Question (17) above)? Justify your answer. (6 marks)