Help Save&Exlt Sut Orion Iron Corp. tracks the number of units purchased and sold throughout each year but applies its inventory costing method at the end of the year, as if it uses a periodic inventory system. Assume its accounting records provided the following information at the en of the annual accounting perlod, December 31 a. Inventory, Reginning Por the years b. Purchase April 11 d. Sale, Hay 1 (aold for $40 per unit) e. Sale, July 3 (sold for $40 per unit) f. Operating expenses (excluding incone tax expense), $18,300 Required: 1. Calculate the number and cost of goods available for sale. 2. Calculate the number of units in ending inventory. 3. Compute the cost of ending inventory and cost of goods sold under (a) FIFO, (b) LIFO, and (c) weighted average cost 4. Prepare an income statement that shows under the FIFO method, LIFO method and weighted average method. 6. Which inventory costing method minimizes income taxes? Complete this question by entering your answers in the ta equired1 Required 2 Required 3Required 4Required 6 Calculate the number and cost of goods available for sale.