Hello Vikas, as I can see that you have not specified your category here. If you are from general category then you should have at least 96% for getting admission in DU. Although the cutoff varies from course to course, the cutoff decreases for SC/ST and OBC students. Below is the official link for 2018 DU cutoff(Till final round), you can check your possibility of getting a seat:

DU 2018 Cutoff: http://www.du.ac.in/cut-off.html