CBSE 10th

Read -
https://ask.shiksha.com/i-want-to-become-a-pilot-what-should-i-do-i-m-in-class-12th-pcm-qna-4356450

Yes, it is possible.
However, you will have to score astronomically high CAT percentile given that FMS too has started giving weightage to past academic scores.

Yes, you can pursue your higher education abroad. Look for Bachelor's degree courses. Take the IELTS or TOEFL. Before applying, check university websites and learn about the university specific admission requirements.

For BBA+MBA visit : http://www.iimidr.ac.in/academic-programmes/five-year-integrated-programme-in-management-ipm/ipm-admissions-details/.
For MBA(PGDM) visit : http://www.time4education.com/CAT-MBA/Admission-Criteria/IIM-Admission-Criteria.

There are very few or no school that offers any additional subject related to robotics, hence you can choose PCM along with any computers subject in class 12th. After class 12th, you can opt for B.Tech/BE in robotics.

Yes, you can if you have completed your class 12th and graduation with at least 45% marks.
Just passing class 10th won't let you do LLB.
Also, as there is no upper age limit so you may opt for LLB provided you satisfy the eligibility criteria of at least 45% marks in class 12th or graduation as the case may be.

There are no good acting institutes in Bangalore. Refer to the link below to know about the best acting schools in India:
https://www.shiksha.com/mass-communication-media/film-tv/articles/top-10-acting-schools-in-india-blogId-8822

Are you a fresher or you have any work experience?