Management Paradise is full of so many goody goody downloadable attachments that we do not want you to just get attracted to it and forget to post/contribute anything back ;)
Hence the rule...
Please post a few sample questions. Then it will be easier for me to give any tips.
Basically, the toughness level differs... according to my opinion, it should go something like, CAT ~ XAT > symbi ~ nmat > mat
Its better to solve a few sample papers to give an idea yourself.
Please search the forum for "word list"
One or two sample CET papers are put up on forum. You can search for them. Please download and check their pattern.
Academic scores, CAT scores, work ex, GD, PI, etc have their individual weightage... but if ur profile is good enough and u have scored 98-99 percentile, then your academic performance does not matter much.