TB Problem Qu$.5-196($Algo$)$ Perpetual: Weighted Average

A company's inventory records show the following data for the month of July.

$\backslash$table$[[$Date$,$Activities,Units Acquired at Cost,Units Sold at Retail$],[$July $1,$Beginning inventory,$100$ units @$$66=$$$6,600,],[$July $5,$Purchase,$50$ units @$$69=$$$3,450,],[$July $10,$Sale,$225$ units @ $$71=,75$ units @ $$50$