Hello VIT business school is a good option to do your UG BBA course . They have a 3 year full time BBA course .
The total fee for is 2,75,000/- per year but the quality of education you recieve is excellent .
Answering your question . the person should have 60% aggregate or equivalent grades both in 10th and 12th std.
Candidates who sudied 12th in any stream are eligible .
Hope i answered your doubt.All the best