Triplex Company has a fiscal year end on December 31. The company has only one product in inventory, and all units of that product are identical (homogenous). The opening balance unit price is $15 per unit. Complete the following schedule to calculate the value of ending inventory using the weighted average cost method under the perpetual inventory system. Then calculate the cost of goods sold for the year 2021. Do not enter dollar signs or commas in the input boxes. Round all answers to 2 decimal places. Date Purchases Sales Balance Quantity Cost Quantity Cost Quantity Value 1500 Jan 31 100 Feb 25 224 $16.00 Mar 21 28 22 $18.00 Apr 13 Jul 1 Sep 5 19 $20.00 $ 124 152 23 $15.71 129 148 31 $16.26 117 Nov 30 14 $16.26 103 Required Calculate the cost of goods sold. Cost of Goods Sold = $ Check