Answer:
From the data provided in the question, it appears that the cost of goods sold under specific identification method is required.
Cost of goods sold for March 14 sales $ 180,690
Cost of goods sold for August 31 sales $ 218,700
Step-by-step explanation:
Computation of Cost of goods sold under specific identification method
Sale of March 14 2,850 units
2/5 from beginning inventory ( 2,850 *2/5 %) * $ 55 $ 62,700
3/5 from purchase of January 30 (2,850*3/5) * $ 69 $ 117,990
Total cost of goods sold for March 14 sales $ 180,690
Sale of August 31 3,300 units
From beginning inventory (3,200 - (2,850*2/5) 2,060 units
From purchase of May 1 1,240 units
2,060 units* $ 55 $ 113,300
1,240 units * $ 85 $ 105,400
Total cost of goods sold for August 31 sales $ 218,700