A manufacturer of computer peripherals produces keyboards, mice and web cams. It costs $$11$ to make a keyboard, $$2$ to make a mouse and $$14$ to make a web cam. On average, any one of these items spends $65$ days in inventory. The manufacturer has the following of each type of product in inventory.

Item Number in inventory Cost per item

Keyboard $110$ $ $11$

Mice $140$ $ $2$

Web Cam $78$ $ $14$

Days in inventory: $65$

Required:

How much inventory is sold each day?