Cullumber Company uses a periodic inventory system and reports the following for the month of June.

A) Calculate the weighted average cost per unit, using a perpetual inventory system. Assume a sale of 400 units occurred on June 15 for a selling price of $7 and a sale of 50 units on June 27 for $8. (Round intermediate calculations to 0 decimal places e.g 152 and final answers to 3 decimal places, e.g. 5.125)

\begin{tabular}{|c|c|c|c|c|} \hline Date & Explanation & Units & Unit Cost & Total Cost \\ \hline June 1 & Inventory & 130 & $5 & $650 \\ \hline 12 & Purchase & 370 & 6 & 2,220 \\ \hline 23 & Purchase & 200 & 7 & 1,400 \\ \hline 30 & Inventory & 250 & & \\ \hline \end{tabular} $ June 12$ June 15$ June 23$ June 27$