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Additional Problem 7 The following inventory transactions took place for Sheridan Ltd. for the year ended December 31, 2017: Selling Event Date Jan1 opening inventory 20,900 $47.00 Jan 5 sale Feb 15 purchase Mar 10 purchase May 20 sale Aug 22 purchase Sep 12 sale Nov 24 purchase Dec 5 sale Quantity Price 4,800 76.75 36,600 42.00 11,400 51.50 41,300 76.75 14,700 45.00 17,900 76.75 12,000 48.00 15,100 76.75 Calculate the ending inventory balance for Sheridan Ltd., assuming the company uses a perpetual inventory system and the moving-average cost formula. Also calculate the per-unit cost of the last item sold. (Round unit costs to 2 decimal places, e.g. 52.75 and ending inventory to 0 decimal places, e.g. 5,275.) Ending inventory Unit cost of the last item sold