suvojit please ignore this ignorant rakesh.... he asks u if u r a class 5 dropout and if u know anything about inventions.... please forgive this fool... i will answer his questions.
rakesh do u know that some of the GREATEST INVENTORS in WORLD HISTORY were SCHOOL DROPOUTS !!!
To name a few: 1. Thomas Alva Edison - the man with the MOST NUMBER of PATENTS and INVENTIONS!