I got 87 percent in isc class 12th will i get 20 % scholarship?? It is showing on the websites of CU

If I study from CBSE (PW batch) and do the last 10 year pyq's of ISC(PCM) then can I get 90 percent??

I got 80 percent in boards(pcm=75)Will i get btech cse in CU ?? JEE me to L laggye hai tukka lagake aaya hu