You have the following information for Waterway Industries for the month ended October 31, 2017. Waterway Industries uses a periodic method for inventory. Date Description Units Unit Cost or Selling Price Oct. 1 Beginning inventory 54 $23 Oct. 9 Purchase 132 25 Oct. 11 Sale 108 34 Oct. 17 Purchase 103 26 Oct. 22 Sale 55 39 Oct. 25 Purchase 65 28 Oct. 29 Sale 121 39 Your answer is incorrect. Calculate the weighted-average cost. (Round answer to 3 decimal places, e.g. 5.125.) Weighted-average cost per unit +A $ 370