need july 28 and 31

2 July 8 Petersen Book Store entered into the transactions listed below. In the journal provided, prepare Petersen's necessary entries, assuming use of the perpetual inventory system. 6 Purchased $1,600 of merchandise on credit, terms n/30. Returned $100 of the items purchased on July 6. 9 Paid freight charges of $90 on the items purchased July 6. 19 Sold merchandise on credit for $4,400, terms 1/10, n/30. The merchandise had an inventory cost of $2,700. 22 Of the merchandise sold on July 19, $300 of it was returned. The items had cost the store $150. Received payment in full from the customer of July 19. 31 Paid for the merchandise purchased on July 6. 28 General Journal Credit Ref. Debit 16000 16oo 100 100 90 90 4400 Account Jul-de Inventory Accounts payable Su-08 Accounts payable Inventory Jul-09/Inventory Cash Jul 19 Accounts receivable Sales Revenue ICOGS Inventory Jul-22 Sales Return fkcounts Receivable Inventory COGS 4400 2700 27700 300 300 150 150