A company just starting a business made the following four inventory purchases in June: Date Units Unit cost Total cost June 1 150 units OMR 17.3 OMR 2,600 June 10 200 units 19.5 3,900 June 15 200 units 21 4,200 June 28 150 units 22 3 300 14,000 A physical count of merchandise inventory on June 30 reveals that there are 100 units on hand. Using the FIFO inventory method, the amount allocated to the cost of goods sold for June is