QP Corporated sold 5,410 units of its product at $45.90 per unit during the year and incurred operating expenses of $6.90 per unit in selling the units. It began the year with 690 units in inventory and made successive purchases of its product as follows. January 1 Beginning inventory 690 units @ $18.90 per unit February 20 Purchase 1,590 units & $19.90 per unit May 16 Purchase 790 units e $20.90 per unit October 3 Purchase 490 units $21.90 per unit December 11 Purchase 3,390 units e$22.90 per unit Total 6,950 units Required: 1. Prepare comparative year-end income statements for the three inventory costing methods of FIFO, LIFO, and weighted average which includes a detailed cost of goods sold section as part of each statement. The company uses a periodic inventory system, (Round your average cost per unit to 2 decimal places and round your final answers to nearest whole dollar amount.) QP CORPORATION Income Statements Comparing FIFO, LIFO, and Weighted Average For Year Ended December 31 FIFO LIFO Weighted Average Sales Cost of goods sold: Beginning inventory, January 1 Cost of purchases Cost of goods available for sale Less: Ending inventory, December 31 Cost of goods sold Gross profit Operating expenses