Complete this question by entering your answers in the tabs below. Assuming that CNB uses a periodic inventory system and employs the average cost method, determine cost of ooods sold for September and September's ending inventory. Note: Round "Averoge Cost per Unit" to 2 decimal places. Complete this question by entering your answers in the tabs below. Assuming that CNB uses a perpetual inventory system and employs the average cost method, determine cost of goods sold for September and September's ending inventory. Note: Enter inventory reductions for sales with a minus sign. Round "Average Cost per Unit" to 2 decimal places. The following information is taken from the inventory records of the CNB Company for the month of September: Required: 1. Assuming that CNB uses a periodic inventory system and employs the average cost method, determine cast of goods solid for September and September's ending inventory. 2. Assuming that CNA uses a perpetual invertory system and employs the average cost method, determine cost of goods sold for September and September's ending inventory