This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
For the detailed structure of Math paper for your 12th exam, you should refer to your curriculum and if you still face the problem; you can seek the advice of your math teacher. However, your 11th paper is designed by your teacher and he or she can assign any weight to the different chapters.