Cyberphone, a manufacturer of cell phone accessories, ended the current year with annual sales $($at cost$)$ of $$48$

million. During the year, the inventory of accessories turned over six times. For the next year, Cyberphone plans to

increase annual sales $($at cost$)$ by $25$ percent.

a$.$ What is the increase in the average aggregate inventory value required if Cyberphone maintains the same inventory

turnover during the next year? $$2000000.($Enter your response as an integer.$)$

b$.$ What change in inventory turns must Cyberphone achieve if$,$ through better supply chain management, it wants to

support next year's sales with no increase in the average aggregate inventory value? turns. $($Enter your response

rounded to one decimal place.$)$