i want to know that worlds top universities like howard,oxford,mit are give adedmission on the base of 12 class

Admission in top universities requires alot of hard work. If you want to make it to the universities that you have mentioned, you would need atleast 85% and above in class 12th, atleast 2000+ in the SAT(2000 being the minimum score), and 103+ in the TOEFL. If you can fulfill the above mentioned requ

Sandesh,Admssion in Harvard can be got only after your graduation for MBA or Ph.d it's no 1 institute in world for MBA.you can surely go for your Undergrads in MIT or Oxford but the procedure is really very difficult.you will have to be an exceptional to go in that university.please go to your neare