Weighted Average Cost Method with Perpetual Inventory

The beginning inventory at Midnight Supplies and data on purchases and sales for a three$-$month period ending March $31,$ are as follows:

$\backslash$table$[[,$Number Per$],[$Date$,$Transaction of Units Unit,Total,,$],[$Jan$.,$Inventory,$7,500,$$$75\mathrm{.}00,$$$562,500$