Shown below is activity for one of the products of Kansas City Art.: January 1 balance, 560 units @ $56 $31,360 Purchases: January 10: 560 units @ $61 January 20: 1,120 units @ $65 Sales: January 12: 940 units 810 units January 28: Required: Compute the January 31 ending inventory and cost of goods sold for January, assuming the shop uses average cost periodic inventory system. (Do not round intermediate calculations. Round your final answers to nearest whole dollar amount.) Ending inventory Cost of goods sold