Based on comparisons between SEC's days sales outstanding (DSO) and inventory turnover ratio s with the industry

Question:

Based on comparisons between SEC's days sales outstanding (DSO) and inventory turnover ratios with the industry average figures, does it appear that SEC is operating efficiently with respect to its inventory and accounts receivable? Suppose SEC was able to bring these ratios into line with the industry averages and reduce its SGA/sales ratio to 33%. What effect would this have on its AFN and its financial ratios? What effect would this have on free cash flow and ROIC?

Inventory Turnover Ratio
Inventory Turnover RatioThe inventory turnover ratio is a ratio of cost of goods sold to its average inventory. It is measured in times with respect to the cost of goods sold in a year normally. Inventory Turnover Ratio FormulaWhere,... Free Cash Flow
Free cash flow (FCF) represents the cash a company generates after accounting for cash outflows to support operations and maintain its capital assets. Unlike earnings or net income, free cash flow is a measure of profitability that excludes the...