24. An organization offers its customers credit terms of 5/10 net 20. One-third of the customers take the cash discount and the remaining customers pay on day 20. On average, 20 units are sold per day, priced at P10,000 each. The rate of sales is uniform throughout the year. Using a 360- day year, the organization has days' sales outstanding in accounts receivable, to the nearest full day, of a. 20 days b. 17 days c. 13 days d. 15 days