Exercise $8-17(Algo)$ Average cost method; periodic and perpetual systems $[LO8-1,8-4]$

The following information $is$ taken from the inventory records $of$ the $CNB$ Company for the month $of$ September:

Beginning inventory,$\frac{9}{1}\frac{?}{2024}6,000$ units @ $$10\mathrm{.}00$

Purchases:

$\frac{9}{7},4,000$ units @ $$10\mathrm{.}30$

$\frac{9}{25},10,000$ units @ $$10\mathrm{.}60$

Sales:

$\frac{9}{10},5,000$ units

$\frac{9}{29},7,200$ units

$7,800$ units were $on$ hand $at$ the end $of$ September.

Required:

Assuming that $CNB$ uses a periodic inventory system and employs the average cost method, determine cost $of$ goods sold for

September and September's ending inventory.

Assuming that $CNB$ uses a perpetual inventory system and employs the average cost method, determine cost $of$ goods sold for

September and September's ending inventory.

Answer $is$ not complete.

Complete this question $by$ entering your answers $in$ the $tabs$ below.

Assuming that $CNB$ uses a perpetual inventory system and employs the average cost method, determine cost $of$ goods sold for September

and September's ending inventory.

Note: Enter inventory reductions for sales with a minus sign. Round "Average Cost per Unit" $to2$ decimal places.