3. Determine the inventery on March 31 and the cost of merchandise sold for the three-menth period, using the weighted averace cost method and the periodic inventery syster Round the weighted aversge unit cost to the nearest cent and final answers to the nearest dollar. Merchandise inventory, March 31 cost of merchandise sold Number \begin{tabular}{rlrrr} Date & Transaction & of Units & Per Unit & \multicolumn{1}{l}{ Total } \\ \hline Jan. 1 & Inventory & 7,500 & $75,00 & $562,500 \\ 10 & Purchase & 22,500 & 85.00 & 1,912,500 \\ 28 & Sale & 11,250 & 150.00 & 1,687,500 \\ 30 & Sale & 3,750 & 150.00 & 562,500 \\ \hline Feb. 5 & Sale & 1,500 & 150.00 & 225,000 \\ 10 & Purchase & 54,000 & 87.50 & 4,725,000 \\ 16 & Sale & 27,000 & 160.00 & 4,320,000 \\ 28 & Sale & 25,500 & 160.00 & 4,080,000 \\ Mar. 5 & Purchase & 45,000 & 89.50 & 4,027,500 \\ 14 & Sale & 30,000 & 160.00 & 4,800,000 \\ 25 & Purchase & 7,500 & 90.00 & 675,000 \\ 30 & Sale & 26,250 & 160.00 & 4,200,000 \end{tabular}