Solved! Is it normal if my computer is using around half of my memory at idle

[;alwjdhf;awjdhf;h]

My school computer is running at 50% memory idle, is this normal?

 

[USAFRet]

My school computer is running at 50% memory idle, is this normal?

Probably just fine.

Just because you're not doing anything at the moment, the OS might be doing all sorts of things behind the scenes.