I have got 100 in maths, can i get a good college?

Plzz help me. i have got 100 in maths .but 84.5 % in isc board.n 79.33 in PCM.this is my mark list- eng-72 maths-100 phy-78 chem-60 comp-88 also, i got 79 in jee-main. plzz . tell me where can i get admission(i would give preference to govn. colleges) for either engg. or maths hons.ty