Lol .. GMAT is wht is required to crack ISBs .. u cant get into ISB without crossing 700 , also GDs n PIs which r acid tests ... nw plz dont ask here in blog .. " wht is GMAT?" ... besides, acc to FT : ISB is ranked 20th in world's best management institutes where IIMS r not even in top 100s , as pointed out by subhash bose .. global ranking decides who is best .. not "U" ...