Physics Chemistry Mathematics B. Arch. Aptitude Test IIT Bombay IIT Delhi IIT Guwahati IIT Kanpur IIT Kharagpur IIT Madras IIT Roorkee IIT-JEE-2012 website Cutoff Marks JEE-2009 JEE-2010 JEE-2011 Aggregate Total of Different Categories JEE-2009 JEE-2010 JEE-2011 Aggregate and Subject Wise marks JEE-2009 JEE-2010 JEE-2011 Opening and Closing Ranks JEE-2009 JEE-2010 JEE-2011