Hello saif ahmed,

You need to work hard if you want to get admission if you are a non-bengali.

The marks needed to get admission into it is based upon your caste too

If you are belongs to obc category cutoff would be:

Civil engineering: 6412

Computer science : 782

EEE : 3354

Mechanical engineering: 4406

And for Tele communication : 1450

And if you are belongs to SC category the rank would be : 

Civil - 9119

Computer science - 1995

Mechanical - 7095

electrical - 5646

Information technology - 7561

All the best ! 

For any queries please let me know