Hello Naresh, Hope you are doing well sir! Well, The MAHCET Mba percentile are calculated according to no of correct attempts which are to be solved with accuracy as there is less time for each answer and one has to finish the answer in less time and for each one answer you will get 1 mark . and there is no negative marking like CAT OR XAT ! So the marks are based on how many question you solved are correct and based on that percentile in available!