how much marks will i get in mains & adv if i complete hcv -phy rd sharma maths jd,op,p bahadur-chem

You cannot judge the total marks based upon which books you have covered, although you can get fair idea by giving ample of mock exams by joining tests series by AllenKota or Resonance, which have set of 20 test exams with JEE Advanced paper pattern.

This will help you take an average of 20Mock exams and shall you then be able to predict your AIR.

With consistent efforts and dedication and Indepth analysis of mocks you can guage your weak areas, by working on them you can definitely transform it into your strengths and eventually boost your score.

Some top preparation tips to ibcrease your score shared below:

https://engineering.careers360.com/articles/jee-advanced-preparation-tips-physics-chemistry-and-mathematics

You can solve previous papers with below link:

https://jeemain.nic.in/webinfo/QuestionPapers2017.htm

It doesn't matter how many books you follow for your preparation to score a good marks your basics should be clear. If your concepts are clear you can easily solve tricky questions. Your first preference should be NCERT books then you can recommended other books for your preparation. Make sure you also refer previous year papers to know the exam pattern and level of questions. Solve as many as mock test series for your practice to analyze your preparation level and to know your strength and weakness. So, you can work upon them. All the Best for your Preparation!!

IT DOESN'T DEPEND ON WHAT BOOK U STUDIED.    BE CLEAR IN ALL TOPICS.U CANNOT SOLVE ALL PROBLEMS BUT IT IS SOMEWHAT EASY. TO CLEAR DOUBTS IN EVERY CONCEPT GIVEN IN THOSE BOOKS