$1.$ Please calculate the Dupont Return on Assets for FY $2015$ vs$.$ FY $2014,$ and FY $2014$ vs$.$ FY $2013.(30\%)$

Formula is: DuPont ROA $=$ Net Profit Margin x Total Assets Turnover.

Net Profit Margin $=$ Net Profit $/$ Net Revenue

Total Assets Turnover $=$ Net Revenue $/$ Average Total Assets

Please show your calculations for full points, and in $2$ decimal places $(0\mathrm{.}00)$