​Cyberphone, a manufacturer of cell phone​ accessories, ended the current year with annual sales​ (at cost) of ​$ million. During the​ year, the inventory of accessories turned over times. For the next​ year, Cyberphone plans to increase annual sales​ (at cost) by percent. a. What is the increase in the average aggregate inventory value required if Cyberphone maintains the same inventory turnover during the next​ year? ​$ nothing. ​(Enter your response as an​ integer.)