no matter how many times i watch the videos and look at the textbook. i cant seem to figure out C

Purchase Perpetual Inventory Using Weighted Average Beginning inventory, purchases, and sales for WCS12 are as follows: Oct. 1 Inventory 330 units at $11 13 Sale 170 units 22 340 units at $13 29 200 units Assuming a perpetuat inventory system and using the weighted average method, determine the weighted average unit cont after the October 22 purchase. Hound your answer to two decimal places 12.36 per unit b. Assuming a perpetual inventory system and using the weighted werage method, determine the cost of goods sold on October 29. Round your "average unit cost to two decimal places 2,472 C. Assuming a perpetual inventory system and using the weighted average method, determine the Inventory on October 31. Round your average unit cost to two decimal places