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A company just starting business made the following four inventory purchases in June June 1 150 units $5,200 June 10 200 units 7,800 June 15 200 units 8,400 June 28 150 units 6,600 A physical count of merchandise inventory on June 30 reveals that there are 300 units on hand. Using the FIFO inventory method, the amount allocated to cost of goods sold for June is Select one O a. 519300 b. $28000 O $15100 d. $12900