Hello,
Well Maths is a necessary subject and in many competitive exams maths is important as it is part of quantitative aptitude which is part of most of the competitive exams. You have enough time to develop your maths skills. You can start by using some easy reference books and tricks which facilitate you to calculate sums easily and speedily. Now BBA and Bcom both are good choice but BBA is better as it will give you an insight into business and related concepts. After gaining bachelor's degree you can give entrance exam for MBA and do MBA in HR management and get a good job as HR or in any other field. But make sure you have good skills and knowledge. Getting a good college is really very important and it wholly depends upon your marks and skills. Well student currently has a lot of time for preparation. So please use this time to gain knowledge and information. Do some internships and online courses too.
Check out this link to know more
https://www.careers360.com/courses/mba-in-hr
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