Explanation:

• Recently, Union HRD Minister released “India Rankings 2020” for Higher Educational Institutions in various categories on the basis of their performance on five broad categories of parameters. This is the fifth consecutive edition of India Rankings of the institutions of higher education by the Ministry of Human Resource Development (MHRD).
• IIT Madras retains 1st Position in Overall Ranking as well as in Engineering.
• The ranking framework evaluates institutions on five parameters –Teaching, Learning and Resources (TLR) – 30% Weightage; Research and Professional Practice (RP) – 40%; Graduation Outcomes (GO) – 5%; Outreach and Inclusivity (OI) – 15%; Perception (PR) – 10%
• It aims to encourage institutes to compete against each other and simultaneously work towards their growth. Hence only statements 2&3 are correct.