top 20 percentile 2020 for bihar board
Top 20 percentile cutoff marks for 2020 has not been declared yet. You can check last few years' top 20 percentile cutoff (out of 500) as reference -
Bihar School Examination Board, Patna:
For 2019
OC- 346 ; OBC- 347 ; SC- 332 ; ST- 339 ; PWD- 332
For 2018
OC- 293 ; OBC- 287 ; SC- 279 ; ST- 284 ; PWD- 279
For 2017
OC- 317 ; OBC- 312 ; SC- 302 ; ST- 306 ; PWD- 302
You can also check this link- https://josaa.nic.in/webinfocms/Handler/FileHandler.ashx?i=File&ii=163&iii=Y