Hello Gaurav,

To get admission in St.Xavier college, Mumbai, you need to apply through online in their official website.The admissions are based on merit in class 12th Mathematics.A candidate from other state must submit a provisional eligibility certificate in college at the time of admission.You need to fill pre-admission online registration form.You can register using the link given below

http://mum.digitaluniversity.ac/

You can see the details by clicking the link below

http://xaviers.edu/main/index.php/admissions-and-courses

I hope this is helpful to you.