You have the following information for Carla Vista Inc. for the month ended October 31, 2025. Carla Vista uses a periodic system for imventory. Calculate the weighted average cost. (Round answer to 3 decimal places, e3.5.125.) 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 ploces eg 125) Calculate the gross profit rate under each of the following methods. 1. LIFO 2. FIFO. 3. Average-cost: (Round onswers to 1 decimal place, eg. 51.29)