Diyashree Bantawa.
http://www.wikihow.com/Read-12-Digit-UPC-Barcodes
Level 20 of the Tim Tang Test is titled 'Lol Brb.' The answer to this level is a reference to an emoticon in MSN Messenger, and is: moon.
312
earth
60
312
squarefanfare
the answer is 14....
has 2 do with dame
312
321
the answer is simonsays