Gautam Buddha University

Please check on GBU's official website.

Yes most probably you can easily get in

Kindly predict your college in this college predictor. JEE Main rank predictor is an online tool which predicts the candidates rank range and probable colleges based on the difficulty level of the examination, average marks scored in JEE Main and seats available in IITs, NITs, GFTIs, and other SFTIs. The rank predicted might not be accurate but it certainly does give an idea to the aspirant. Know your college admission chances based on your JEE Main Rank, Home State, Caste, Gender, etc. Here https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor

You can do MA according to your interest.

Dear Ankit,
You have cleared your "Indian School Certificate" conducted by Council for the Indian School Certificate Examinations, So eligible to pursue B.A. (Political Science) with Honours.

Manav Rachna University has better campus and Manav Rachna is best private university in Delhi-NCR.
Infrastructure: Very Good
CSE Course Curriculum: Good
CSE Placement: Good
Teachers/faculty members: Well qualified and helpful also.