Do I stand a chance?

Hi Apphelp Team, Today I appeared for GMAT and got 650. I was targeting ISB, but now I know its beyond my reach :-( I would like to give a small description about me: Engg. College - BIT MESRA, RANCHI (BIRLA INSTITUTE OF TECHNOLOGY) 10th - 77.2 % 12th - 79.4 % B.E in ECE - 72% Worked in TCS for 2.7 ...