On September 1, the beginning of its fiscal year, Campus Office Supply Ltd. had an inventory of 82 calculators at a cost of $20 each. The company uses a perpetual inventory system. During September, the following transactions occurred: Sept. 2 Purchased 615 calculators for $20 each from Digital Corp. on account, terms n/30. 10 Returned 9 calculators to Digital for $180 credit because they did not meet specifications. 11 Sold 220 calculators for $30 each to Campus Book Store, terms n/30. Management estimates returns of 4% based on prior experience. 14 Granted credit of $270 to Campus Book Store for the return of 9 calculators that were not ordered. The calculators were restored to inventory. 29 Paid Digital the amount owing. 30 Received payment in full from the Campus Book Store. - Your answer is partially correct. Create T accounts for the Inventory and Cost of Goods Sold accounts. Enter the opening balances and post the September transactions. (Post entries in the order presented in the problem)