Linda's Boards sells a snowboard, Xpert, that is popular with snowboard enthusiasts. Information relating to Linda's purchases of Xpert snowboards during September is shown below. During the same month, 120 Xpert snowboards were sold. Additional data regarding Linda's sales of Xpert snowboards are provided below. Assume that Linda's uses a perpetual inventory system. Calculate moving average cost at Sept 1, 5, 12, 16, 19,26 \& 29. (Round answers to 2 decimal places, eg. 1.25.)