Southern industries had 417 dining sets in stock at the end of the vear. Inventory rocords show the following information: \begin{tabular}{|c|c|c|c|c|} \hline \multicolumn{2}{|l|}{ Date } & \multirow{2}{*}{\begin{tabular}{l} Qty \\ .50 \end{tabular}} & \multirow{2}{*}{\begin{tabular}{c} Cost \\ 51,350 \end{tabular}} & \multirow{2}{*}{\begin{tabular}{r} Total cost \\ 567,500 \end{tabular}} \\ \hline Jorwary 1 & Beginning inventory & & & \\ \hline Apeilit & Purchase & 300 & 1,260 & 370,000 \\ \hline May? & Purchase & 200 & 1,218 & 365,400 \\ \hline September 7 & Purchase & 250 & 1,302: & 325,500 \\ \hline \multirow[t]{2}{*}{ November 18} & Qutchase & 400 & 1,206 & 506,400 \\ \hline & iai availobie for sale & 1,200 & & $1,644,600 \\ \hline \end{tabular}