The five toppers who achieved a perfect score of 500 in their Class 10 state board exami nations had one thing in ...http://timesofindia.feedsportal.com/c/33039/f/533979/s/4689a567/sc/13/l/0Ltimesofindia0Bindiatimes0N0Ccity0Cchennai0CLanguage0Eace0Ein0Etopper0Epack0Carticleshow0C473791650Bcms/story01.htm