Central Board Of Secondary Education [CBSE] — Wrong marks given in board 2021

Address:

SHIKSHA KENDRA2,COMMUNITY CENTRE, PREET VIHAR ,DELHI

Hi my name is nitin raj . i studied in indian public school hasda road gulabbagh purnea in bihar. i am not satisfied the marks given my school .in marking scale i have got 24.3% in 30% cretria in class10. 11 board marksheet was not given by school not conduct any exam. in 12 my pratical was going good and also a preboard .in prebaord- physics 40/50, chemistry 41/50 and english 34/50.maths and physical i gave but school website dont load why dont know? they said average given i said ok .if you taken average approx 38.3 in both subject. school gave me only 70% marks in board why i dont know? roll no[protected] school code 65270