GPAT cutoff is determined by a number of factors such as The number of candidates appearing in the entrance exam, Total available seats, Difficulty level of the exam etc.

As per 2018 cutoff, The minimum qualifying cutoff marks of GPAT for General/ OBC category was 137 marks out of 500. You can check the complete information for the exam with the given below link.

https://pharmacy.careers360.com/articles/gpat-cutoff

Good Luck!