sirs, i have done my class 10 th with 50% and class 12th with 40% and B.E.(comp sc) with 50%. should i sit for CAT and do i have any chances of qualifying for IIMs given my average academic records. how significant will be the "academic record" plays in the selection process? please give me a true reply, since i have seen , candidates from best institutes like IITs with excellent records are called for GD/pi?