a. Determine the cost of goods sold and ending merchandise inventory by preparing a perpetual inventory record using the specification mod Assume the following costing information for the booking th August 3 2 books costing $12 each August 15 August 28 5 bocks costing $12 each and 7 books costing $20 each 2 books costing $20 each and 1 books costing $23 each Pets in chonological order, calculating new inventory on hand balances aher sach transaction Once at of the transactions have been entered the