how to prepare for mat??

There are some basic yet important steps to follow.
First: Plan your time and create a study table. Know your syllabus well. Know the marking scheme well.
Second: Collect material, not for the sake of collecting books but for the sake of collecting standard material even if it is less in number.
Third: Attempt porevious year papers and appear for sectional as well as full length mocks. Not stick to just one brand mock but try to judge your performance by attempting 2-4 brand papers.
Fourth: Just not simply attempt the mocks, analyse them. know your weak areas and work on them.
Fifth: Improve your GK.
Sixth: Work on your speed as well accuracy.
Overall take a look on you time amangement skills. This is what matters at most. Good Luck.

how is isb&m nande pune for HR ?? PLAcements??

It is average rated in placements. Not much high in placements.

how is gl bajaj noida,? better than isb&m?

It seems to be one level down from the other. ISM& M is better.

any colleges better than isb&m ? got 87.24 percentile and score 663.5 in mat dec ..