Below is the information of the Abbott company purchases during October. During the same month 116 items were sold. The company uses periodic system. Explanation Inventory Purchases Date Units Unit Cost Total cost Oct1 $100 12 $1,200 Oct 12 45 103 4,635 2,080 Oct 19 Purchases Purchases 20 104 Oct 26 50 105 5,250 Totals 127 $13,165 Calculate the ending inventory at September 30 and Cost of Goods Sold, using FIFO, LIFO and weighted- average. SHOW YOUR CALCULATION