Following are the last years’ UP Board cutoffs for top 20 percentile to be used for JEE  Advanced:

GEN    OBC-NCL     SC     ST    PwD

2018   67.6       65               62.8   62.6  62.6

2017    71        68.8             66.2   67.4   66.2

2016   81          79               76.2    77.4   76.2

For more information regarding the same, kindly use the link provided below: https://engineering.careers360.com/articles/top-20-percentile-cutoff-of-class-12-boards-for-iit-admission

Hope this helps.