You have the following information for Oriole Inc. for the month ended October 31, 2025. Oriole uses a periodic system for inventory. Calculate the weighted-average cost. (Round answer to 3 decimal places, e.g. 5.125.) Weighted-average cost per unit $ Calculate ending inventory, cost of goods sold, and gross profit under each of the following methods. 1. LIFO. 2. FIFO. 3. Average-cost. (Round answers to 0 decimal places, e.g. 125.)