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 end of the annual accounting period, December 31. Transactions a. Inventory, Beginning For the year: b. Purchase, April 11 c. Purchase, June 1 d. Sale, May 1 (sold for $40 per unit) e.Sale, July 3 (sold for $40 per unit) f. Operating expenses (excluding income tax expense), $195,000 Required: 1. Calculate the number and cost of goods available for sale. Units 3,000 Unit Cost $12 9,000 10 8,000 03 13. 3,000 6,000