Hey,

Here are the last year cut off with which you can compare your composite score and know your chances

SSCBS-BMS

GENERAL-131
OBC-72
SC-35
ST-18
PWD-13

DDU-BMS

GENERAL-179
OBC-103
SC-50
ST-26
PWD-10

KMV-BMS

GENERAL-175
OBC-100
SC-54
ST-31
PWD-11

SSCBS-BBA

GENERAL-121
OBC-71
SC-45
ST-22
PWD-3

Chances be very less for you to get any colleges in du even if you belong to obc.

Hope this helps.