What should be done after 12th if one have Physics Mathematics and statistics in 12th?( not having chemistry)
You have plenty of options in front of you , like ;
Graduation from maths , physics or statistics , after which you can go for masters and PhD .
You can pursue , BBA and MBA after that.
You can go for graduation in humanities courses or commerce courses in which the eligibility is matched.
You can pursue BCA and MCA after that.
You can always apply for government jobs on the basis of 12 level qualifications.
Hope this helps . All the best.