Zahler Company had the following transactions for the month of June:

$\backslash$table$[[$Purchases$,$Sales$],[$June $1($balance$)3,200$@$$3\mathrm{.}20,$June $2,2,400$@$$5\mathrm{.}50,],[3,8,800$@$3\mathrm{.}10,6,6,400$@$5\mathrm{.}50$