QP Corporated sold 5,440 units of its product at $45.60 per unit during the year and incurred operating expenses of $6.60 per unit in selling the units. It began the year with 660 units in inventory and made successive purchases of its product as follows. January 1 February 20 May 16 October 3 December 11 Required: Beginning inventory Purchase Purchase Purchase Purchase Total 660 units @ $18.60 per unit 1,560 units @ $19.60 per unit 760 units @ $20.60 per unit 460 units @ $21.60 per unit 3,360 units @ $22.60 per unit 6,800 units 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 0 0 0 Less: Ending inventory, December 31 Cost of goods sold 0 0 0 Gross profit 0 0 0 Operating expenses Net income $ 0 $ 0 $ 0