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(21) Calculate moving average cost at Sept 1,5,12, 16, 19,26 & 29. (Round answers to 2 decimal places, eg. 1.25) September 1 50 September 5 $ 50 September 12 $ September 16 $ September 19 $ September 26 $ September 29 $ e Textbook and Media Sa forte Attempts: 0 of 3 used Submit Answer Margaret's Boards sells a snowboard, Xpert, that is popular with snowboard enthusiasts. Information relating to Margaret's purchase of Xpert snowboards during September is shown below. During the same month, 120 Xpert snowboards were sold. Date Units Unit Cost Explanation Inventory Purchases Total Cost $ 1.250 Sept. 1 25 $50 Sept. 12 45 58 2610 Purchases 15 60 Sept. 19 900 Purchases Sept. 26 40 61 2,440 Totals 125 $7,200 Additional data regarding Margaret's sales of Xpert snowboards are provided below. Assume that Margaret's uses a perpetual Inventory system Date Units Unit Price Total Revenue $ 1.810 Sept. 5 Sale 10 $ 181 Sept. 16 Sale 50 9.050 181 Sale Sept 29 213 12780 Totals 120 $23.640