Cheyenne sells a snowboard, EZslide, that is popular with snowboard enthusiasts. The following is information relating to Cheyenne's beginning inventory and purchases of EZslide snowboards during September. During the same month, $104$ EZslide snowboards were sold. Cheyenne uses a periodic inventory system.

$\backslash$table$[[$Date$,$Explanation,Units,Unit Cost,Total Cost$],[$Sept$.1,$Inventory,$13,$$$100,$$$1,300$