Central Board Of Secondary Education [CBSE] — Less Mark's given 10 board exam

Address:

Banka, BIHAR

I am a student of chaman sah saraswati vidya mandir Jagatpur, banka but 10th class registration by S. K. M Public school Dadhi pakaria shambhugang, banka (bihar)
This year 2021 l have to sit for board exam for class 10.But due to Govt. decided the said exam was cancelled and marks allotted on the basis of pervious performance
I have secured 70+ marks in previous class but the Mark's allotted to me in class 10th board exam in 46% .
Many student got more Mark's than secured in the past exam..
In my case marks should be more than 80% go through the marking system and change my Mark's at earliest possible time
Name of student- Madhu Rani
Class-10th
Roll number[protected]
School number/code- 65599