Current Attempt in Progress REI sells snowboards. Assume the following information relates to REI's purchases of snowboards during September. During the same month, 103 snowboards were sold. Date Explanation Units Unit Cost Total Cost Sept. 1 Inventory 14 $110 $1,540 Sept. 12 Purchases 45 113 5,085 Sept. 19 Purchases 49 114 5,586 Sept. 26 Purchases 25 115 2,875 Totals 133 $15,086 Additional data regarding the company's sales of snowboards are provided below. Assume that REI uses a perpetual inventory system. Date Units: Sept. 5. Sale Sept. 16 Sale 49 Sept. 29 Sale 45 Totals 103 (a1) Calculate the weighted-average unit cost. (Round answers to 3 decimal places, e.g. 5.125.) September 1 $ September 5 $ September 12 $ September 16 September 19 September 26 SA SA $ tA September 29 $