PLEASEE I Dont understand it at all

You have the following information for Wildhorse inc, for the monthended October 31, 2025. Wildhorse uses a periodic system for inventory, 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, es. 125.) Calculate the weighted-average cost. (Round onswer to 3 decimal places, es. 5.125.) Weighted-average cost per unit $