Cullumber Company uses a periodic inventory system and reports the following for the month of June. Your answer is incorrect. Calculate weighted-average unit cost. (Round answer to 3 decimal places, e.g. 5.125.) Weighted-average unt cost Compute the cost of the endirg inventory and the cost of goods sold under FIFO, LIFO, and average-cost. (Round answers to 0 decimal places, e.g. 125.) eTextbook and Media Last saved 1 second ago. Saved work will be auto-submitted on the due date. Auto- Attempts: 2 of 3 used