Central Board Of Secondary Education [CBSE] — The marks given in class 12th are really bad.

Hi, I'm Divyesh Shah. My results of class 12th Cbse came out today and those marks are really wrong, I got more than 79 percentage in class 10th, but today my results of class 12th came and that is very bad. I'm really depressed cause of my marks. I request the CBSE to look at this case .
Roll no. : 19607814
School code: 50662
School name: SANKALP PUBLIC SCHOOL
Candidate name: Divyesh Shah.