Candidates will be admitted to various B.Tech programmes based on merit under two streams: Stream I and Stream II

Stream I:
70% of the seats will be filled under Stream I
The aggregate JEE Main Score and normalized +2 aggregate will be taken together
JEE Main Scores carry 25% weightage, while +2 marks carry 75% weightage
A combined score will be generated for each candidate to create a SASTRA Rank. Candidates will get admission based on their ranks.

Stream 2:
Candidates will be admitted based on their normalized aggregate +2 scores or any equivalent exam.
30% of seats will be filled through Stream 2.

To know more about the same in detail, you can go through the below article -

SASTRA University B.Tech Admission 2017

Hope this helps!!!