I am ritu kharb live in India. I am a school teacher of mathematics and Hindi .I have also knowledge of environment subject.i like to solve math problems with in sort time . I speak English, hindi a nd Haryanvi language and also knowning some Punjabi language.i am living Haryana in India .I respect my culture of india . now a days school are closed but I want to help students to solve there math Hindi and environment problem. it's my pleasure to solve students problems. + more - less