hi,

see most of the education board of india has mix of science and arts subjects in 10th course, so all of the candidates need to learn mathematics as a subject in 10th standard, now most of the 12th course curriculum for commerce stream has option to take mathematics, colleges like delhi university bba course, you need to have mathematics as a subject in 10+2 course, so It will be an wise decision to take maths in 12th course. try to bring good score in 10th course.