Calculating Weighted-Average Cost Inventory Values. The Mann Corporation began operatioris in Year 1, Information relating to the company's purchases of imventory and sales of products for Year I and Year 2 is presernted below \begin{tabular}{|c|c|c|c|c|c|c|} \hline \multicolumn{7}{|c|}{ Year 1} \\ \hline March 1 & Purchase & 200 & units & 9 & $20 & per unt \\ \hline June 1 & Sold & 120 & unts & 10 & 150 & per unit \\ \hline September 1 & Purchase & 100 & units & 6 & 528 & per unit \\ \hline November 1 & sold & 130 & units & 3 & $50 & per unt \\ \hline \end{tabular} \begin{tabular}{|c|c|c|c|c|c|c|} \hline \multicolumn{7}{|c|}{ Year 2} \\ \hline Marchf & Purchase & 100 & units & & 532 & per uine \\ \hline Loe 1 & Sold & 80 & units: & & 360 & per unit \\ \hline September 1 & Purchuse & 100 & units & e & 336 & per une \\ \hline Nowentaer: & Sold & 100 & units & e & 370 & per unit \\ \hline \end{tabular} Calculate the weighted-average cost of goods sold and ending inventory for Year 1 and Year 2 assuming use of (a) the periodic method and (b) the perpetual method a. Weighted-Average Periodic. Do not round your cost per unit. Do not round until your final answer. Round your answers to the nearest whole number