Weighted Average - Perpetual: Goods Purchased Cost of Goods Sold Inventory Balance # of Date # of units Cost per unit units sold Cost per Cost of Goods unit Sold # of units Cost per unit Inventory Balance January 1 January 10 January 20 100 @$7.50 Average cost January 25 120 @$7.79 = $ 934.80 January 30 220 @$7.00 Totals 120 @$8.50 $ 1,020.00 $ 1,954.80 < Required 1 160 @$8.50 = $1,360.00 40 @$8.50 = $ 340.00 40 @$8.50 100 @$7.50 = 140 @ $340.00 750.00 $ 1,090.00 20 @$ 7.79|=| S 155.80 20 @ $7.79 $ 155.80 220 @$7.00 | 1,540.00 240 @ Required 3 > $ 1,695.80