average cost and periodic

Shown below is activity for one of the products of Denver Office Equipment January 1 balance, 500 units $55 per unit $27,500 Purchases: January 10: 500 units @ 560 per unit January 20: 1,000 units 563 per unit Sales: January 12: 300 units January 28: 750 units 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.) Ending inventory Cost of goods sold