how much perstenge for the addmission in BA college s

This criteria is different for different colleges. Some colleges ask for 60% marks in aggregate in 10+2, some ask for 55% and so on. Some universities also conduct entrance exams for admission. However, in general, at least 50% marks is needed in order to get into a college for graduation. As you haven't mentioned the college name it is difficult to provide you with any details.