St. Xavier's Kolkata take admission in their B.Sc. Economics programme on the basis of class 12th marks. Mathematics is a compulsory subject for the admissions (Business Maths won't work). Aggregate marks calculation is done as - Maths + any 3 more subject. Marks requirement is aggregate 60% and Maths 60%. Selection is totally based on Board marks. At last index calculation is done as - AGG% + Math%.

Best of luck.