Central Board Of Secondary Education [CBSE] — Dispute of regarding wrong computation

As per the dispute complaint to the evolution of marking the school submitted the attachment Plus annexure - 2 its as regional document
we have a given weight is to the half yearly exam and Instruct by the borad that the best performance of the student must be taken
this statement given by the school according to this statement my half yearly marks and not filled as the proper as the my marksheet we was not satisfied the marked because my half yearly marks is not same to filled by the school and
the CBSE formula 30 30 40 is not applied properly
School name - the new era public school campus 2 ( indore )
Student Name - kalash pavan bairagi
Roll number ( protect )