Can you please specify the name of the college?

Percentage differ from colleges to colleges. Every college has his own criteria to take admission.

Please mention the name of the college or exam which you are asking for?

There is as such no free education.

There is exemption of tution fees in IITs for reserved category and private colleges provide scholarship program to top rankers.

Choosing  a branch totally depends on your interest. Every branch has good scope in the future for a right candidate.

Mechanical branch is

Are you asking about Production engineering?

Production engineering basically deals with the manufacturing process based engineering such as fabrication, machining, casting ,forging etc. It deals with both technical and industrial aspect of manufacturing and is a blend of industrial management with manufacturing engineering. It basically includes capacity utilization of man,

Hey Aparna,

Birla institute of technology and science is ranked as Top  most private institution in India.

It is ranked at No. 17 private engineering institution by NIRF MHRD Government of India 2018 because it has well equipped labs,infrastructure, faculty,facilities,administration, research and development too! 

Better score more than 300 to

There are many options available for you after doing your B.Tech in mechanical engineering it totally depends on your interest what you prefer if you want you can go for job in private as well as public sector.You can go for higher studies. You can appear for GATE exam. You

In JEE MAINS there is an age limit to apply for Btech course. 

Students who are born on or after October 1, 1993 are only eligible to apply for JEE Main.

But to apply for btech, you should have PCM/B in your 12th. And if you don't have these courses

UCEED is the entrance exam if you wish to pursue design. Check details here https://engineering.careers360.com/articles/uceed. The next step would be CEED which is the PG entrance exam (https://engineering.careers360.com/articles/ceed). However, you can write CEED even if you are an engineer. Either way is fine to pursue specialization in product design.