Joking with MP3 Disket

Hi,

I have my joking thing last 10 year ago, I try to save MP3 with 4 MB into my Disket...LOLNow in my class when i teach hi-school student ,This is the list that Let them know first.

8 bit = 1 byte
1024 byte = 1 KB
1024 KB = 1 GB
1024 GB = 1 Tera

* Disket size ( 1.44 MB )
* CD ROM ( 600-750 MB )
* DVD ROM ( 4.5 GB )