Hi Mohan,

Percentile is the criteria which is introduced by NTA for normalization of JEE Scores 2020.

Some conversions are:-

17 to 1 marks - 31 to 9 percentile

27 to 18 marks - 49 to 33 percentile

37 to 28 marks - 62 to 49 percentile

47 to 38 marks - 74 to 64 percentile

57 to 48 marks - 81 to 75 percentile

67 to 58 marks - 87 to 82 percentile

77 to 68 marks - 90 to 87 percentile

87 to 78 marks - 92 to 90 percentile

107 to 88 marks - 95 to 92 percentile

107+ marks - 95+ percentile

You may refer to the source article for more detailed information

If you are interested in knowing colleges for which you are eligible then you should go to the link mentioned below.

Link - JEE Main College Predictor

Hope it helps you.

Good Luck!