Calculator Addison, Inc. uses a perpetual inventory system. Below is information about one inventory item for the month of September. Use this information to answer the question that follow. Sep. 1 4 10 17 30 Inventory Sold Purchased Sold Purchased 20 units at $20 10 units 30 units at $25 20 units 10 units at $30 If Addison uses LIFO, the cost of the ending inventory on September 30 is O $650 O $750 O $700 $800 Previous N