If you areweak in Mathematics there is no point in doing CA or CS or even CMA alongwith BCom Hons. Rather you can go for MBA in Marketing as Post Graduation degree after BCom Honswhich is more lucrative
You cm also go for BA LLB as Integrated 5year course as against BCom Hons which js much suitable as well.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile