please answer both.

Perpetual inventory using weighted average Beginning inventocy, purchases, and sales for WCS12 are as follows: a. Assuming a perpetual inventory systen and using the welghted average method, determine the weighted average unit cont after the october 2 2 purchase. Round your answer to two decimal places. per unit b. Assuming a perpetual inventory system and using the weighted average method, determine the cost of goods sold on October 29 , Round your "average unit cost; to two decimal places. c. Assuming a perpetual inventory system and using the welghted average method, determine the inventory on October 31 . Round your "average unit cost" to two decimat places. Perpetual inventory using weighted average Beginning inventory, purchases, and sales for wCS12 are as follows: a. Assuming a perpetual inventory system and using the weighted average method, determine the weighted average unit cost after the October z2 purchase. Round your answer to two decimal places. per unit b. Assuming a perpetual inventory system and using the weighted average method, determine the cost of goods sold on October 29. Round your "average anit cost" to two decimal places. 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 piaces