22) Is activity for one of the products of Denver Office Equipment: January 1 balance, 570 units @ $50.00 per unit $28,500 Purchases: January 10: 570 units @ $60.00 per unit January 20: Sales: January 12: 1,060 units @ $61.00 per unit 1,000 units 770 units January 28: Required: Compute the January 31 ending inventory and cost of goods sold for January, assuming Denver uses average cost and a periodic inventory system. (Do not round intermediate calculations. Round your final answers to nearest whole dollar amount. Please write down your calculation process. Simply showing solution numbers without supporting solving process will receive ZERO point.) Ending Inventory Cost of goods sold