Hello Dev,
Your score is not bad.Now if you want to continue your study further,it depends on your interest in which field youbwant to go. If you want to be an engineer,you can choose Maths, if you want to go in medical field you can choose Biology and if you have interest in banking you can choose commerce.Now,if you want to go in government field,you can choose any subject just to complete your graduation after that and work for your goal.