--- this is rahul
--- i want to share my knowledge in above mention subject ....
--- i will take my all the classes online....
--- any student can clear doubt within the class timing or in the extra timing....
--- i m providing two demo classes .......
--- in the exam time of student ,, i m providing special classes for clearing the all doubt......
--- fee depends upon the no. of subject ,,,, bt not more than 20 us $
--- after starting the class can clear the doubt any time with directly to me....