You have the following information for Sunland Inc. for the month ended October 31, 2025. Sunland uses a periodic system for inventory. (a1) (a2) Your answer is incorrect. 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.)