[The following information applies to the questions displayed below.]

Sara's Boutique has the following transactions related to its top-selling Gucci purse for the month of October. Sara's Boutique uses a periodic inventory system.

\begin{tabular}{|c|c|c|c|c|}
\hline Date & Transactions & Units & Unit Cost & Total Cost \\
\hline October 1 & Beginning inventory & 6 & \[tex]$700 & \$[/tex]4,200 \\
\hline October 4 & Sale & 4 & & \\
\hline October 10 & Purchase & 5 & \[tex]$710 & \$[/tex]3,550 \\
\hline October 13 & Sale & 3 & & \\
\hline October 20 & Purchase & 4 & \[tex]$720 & \$[/tex]2,880 \\
\hline October 28 & Sale & 7 & & \\
\hline October 30 & Purchase & 8 & \[tex]$730 & \$[/tex]5,840 \\
\hline
\end{tabular}

3. Using LIFO, calculate the ending inventory and cost of goods sold at October 31.

\begin{tabular}{|l|l|}
\hline Ending inventory & \\
\hline Cost of goods sold & \\
\hline
\end{tabular}