$($only question $5-7)$ based on the information and problem $56$ assume that booth has just completed a review of its net operating working capital policies and found that it can reduce itsDSO $260$ and achieve an inventory turnover of $4\mathrm{.}57$ without impacting sales or profits based on a cost of goods sold of $1,600.$

r a$)$ecalculate the additional funds both requires to achieve its growth Target

b$)$ assume both needs $360$ in additional funds for problem $56$ using your answer in part a how much less will Booth pay in future interest costs annually given a $9\%$ interest rate on all additional fundsborrowed. $($answer key a$=239$ and b$=10\mathrm{.}89$