Hello there,

Your marks in Accountancy is not considered but your whole percentage is considered for admission so if your total percentage passes their cutoff then you can get admission (Calculate your percentage according to the rules of your board)and in St. Xaviers Kolkata releases cutoff for three boards CBSE board, ISC board and west Bengal board.The cutoff for bsc. Economics from all these boards range from 92 to 96 percent. CBSE board has higher cutoff than ISC board and west Bengal board has lower cutoff than both the other boards.

I have attached a link through you can see the ranges.

https://www.careers360.com/colleges/st-xaviers-college-kolkata/bsc-economics-hons-course

Hope this helps you