hi dear,

the percentage to get admission in DU differs in different colleges.

firstly you have to fill in the form that DU releases in 2nd week of may(tentative) then you can look for the cut off lists of different colleges. 

you may look up for past few years cut off list on official site of DU

you may get futher information from following link;

https://university.careers360.com/articles/du-admission

have a nice day!