Maths Spl

Of course, yes. You don't need to study maths for bio science.

The admission process is online. You will have to fill up a form and submit the processing fee. Once the process is complete, they will generate a merit list of selected candidates. If your name is on the list, you will have to visit the campus with relevant documents.

No fixed percentage are required. You can Maths with any of percentage. But, if you go in engineering field, you need at least 55% marks, but these would not be enough to sit in an interview for some of best company. So, do score at least 60% marks in class 10th and class 12th as well. All the best.

No, for doing M.Sc in statistics, you must have completed B.Sc in Maths or statistics. You can't pursue Masters in Science with a graduation degree of commerce.

I am sorry, but it looks very tough as the in-house (people who have done junior college in Xavier’s) cutoff is above 85% and for other applicants, directly go for degree. It is above 95% for sure.

Yes, you can get admission in the college for BCA. BCA will have some software, hardware and OS related studies. You can go for it through art stream also.
All the best.

No, Maths is not compulsory.
If you didn't study economics, but studied commerce stream, then there will be a deduction of 2.5% from your best of four marks.
Whereas, if you didn't study commerce in higher secondary, then there will be a deduction of 5% from the best of four.
So, in conclusion, Maths i

Yes, it's compulsory to have maths in your +2.

How are his joint entrance marks?

You can attend JEE counselling but you can't be able to get admission in any of the colleges as the documents needed at the time of admission will make you ineligible for the seat.