Shown below is activity for one of the products of Denver Office Equipment: January 1 balance, 560 units @ $56 per unit $31, 360 Purchases: January 560 units @ $61 per unit 10: January 1,120 units @ $65 per unit 20: Sales: January 940 units 12: January 810 units 28: Required: Compute the January 31 ending inventory and cost of goods sold for January, assuming Denver uses LIFO and a periodic inventory system. Ending inventory Cost of goods sold