I doing a prapration for a defence job.
If you are goes any institute or classes they take fee 15 to 20 thosends.
And we are prapration of all type of course any competative examination ,
All type are course are available in Testbook.com, thats like SSC, BANK RAILWAY and other any competative examination.all my friends and me practice in this site.
It is a good site of education