Beginning inventory, purchases, and sales for WCS12 are as follows: Oct. 1 Inventory 330 units at $11 13 Sale 170 units 22 Purchase 340 units at $12 29 Sale 400 units Beginning inventory, purchases, and sales for WCS12 are as follows: Beginning inventory, purchases, and sales for WCS12 are as follows: Oct. 1 Inventory 330 units at $11 13 Sale 170 units 22 Purchase 340 units at $12 29 Sale 400 units Beginning inventory, purchases, and sales for WCS12 are as follows