Board Of School Education Haryana — Weak education of mathematics

Address: Janta colony , kathmandi ROHTAK

Dear sir/mam

I'm nikita, roll no. 12 of 10th class . I'm studying at Bharti Kanya Sen. sec. School (Janata colony, Rohtak, 124001) .
Our school Math teacher is wo lazy to educate us on mathematics subject. We are standing on final Exam but due to our system of study at school, we are looking failed in board exam. Our teacher not take proper class, and we all students are so so weak in english.
Kindly get information about this all students problem.