i need question16, and sorry, i forgot to post the question

Mar 5 Sold some merchandise on account to the following new customers: . . . Mar 6 Mar 7 Mar 8 V. Williams, not to be out-done by her sister, also purchased new racquets for $1,800. The cost of the merchandise was $720. A. Agassi, new tennis shoes sold for $1,250. The cost of the merchandise was $500 R. Nadal, one case of sweat bands, assorted colors, sold for $1,650. The cost of the merchandise was $660 Received a check on account from S. Graf in payment of her Mar 1 invoice. (Reminder, all sales on account are made with terms 2/10, n/30. It will be up to you to determine whether or not payment is made within the discount period.) Recorded cash sales for the week, $5,130. The cost of the related merchandise sold was $2,052 Issued a partial refund to M. Navratilova for damaged merchandise, $1,400. (M. Navratilova keeps the damaged merchandise inventory.) Sold some merchandise on account to the following businesses: Big Hitters, 54,200. The cost of the merchandise was $1,680 Open Strings, $6,800. The cost of the merchandise was $2,720 Purchased delivery vehicle (Delivery Equipment with useful life of five years) with cash from Petrol People Movers, $18,000. Due to a power surge, all the bulbs in our store had to be replaced. Purchased store supplies from Bells & Bulbs, on account, $650, terms, n/30. Paid balance due to Barty and Co, for purchase made on March 1. Mar 8 Mar 9 Mar 10 Mar 10 Mar 12 Purchased some inventory on account from Game Set Match, S4,250, terms 2/10,n/30. Mar 12 Received BER T Mar 16 Mar 16 Received a check from A. Agassi on account in payment of his Mar 5 invoice. Received the following checks from customers on account: Big Hitters - in payment of their Mar 8 invoice V. Williams - in payment of their Mar 5 invoice Mar 5 Sold some merchandise on account to the following new customers: . . . Mar 6 Mar 7 Mar 8 V. Williams, not to be out-done by her sister, also purchased new racquets for $1,800. The cost of the merchandise was $720. A. Agassi, new tennis shoes sold for $1,250. The cost of the merchandise was $500 R. Nadal, one case of sweat bands, assorted colors, sold for $1,650. The cost of the merchandise was $660 Received a check on account from S. Graf in payment of her Mar 1 invoice. (Reminder, all sales on account are made with terms 2/10, n/30. It will be up to you to determine whether or not payment is made within the discount period.) Recorded cash sales for the week, $5,130. The cost of the related merchandise sold was $2,052 Issued a partial refund to M. Navratilova for damaged merchandise, $1,400. (M. Navratilova keeps the damaged merchandise inventory.) Sold some merchandise on account to the following businesses: Big Hitters, 54,200. The cost of the merchandise was $1,680 Open Strings, $6,800. The cost of the merchandise was $2,720 Purchased delivery vehicle (Delivery Equipment with useful life of five years) with cash from Petrol People Movers, $18,000. Due to a power surge, all the bulbs in our store had to be replaced. Purchased store supplies from Bells & Bulbs, on account, $650, terms, n/30. Paid balance due to Barty and Co, for purchase made on March 1. Mar 8 Mar 9 Mar 10 Mar 10 Mar 12 Purchased some inventory on account from Game Set Match, S4,250, terms 2/10,n/30. Mar 12 Received BER T Mar 16 Mar 16 Received a check from A. Agassi on account in payment of his Mar 5 invoice. Received the following checks from customers on account: Big Hitters - in payment of their Mar 8 invoice V. Williams - in payment of their Mar 5 invoice