f you only want an MBA then it's ok you can drop and prepare ipmat but you also prepare any other exam related to your field and syllabus match to ipmat exam.
Sentence completion
Synonyms, Antonyms, Idioms, and Phrases
Comprehension of passages
Proper Usage of Words
This is your syllabus, according to this subject you can also prepare other competitive exams for your career.
thankyou.

If you want to start your career in mba then it is ok to take drop but focus not only on IPMat but on CAT , XAT , NMAT, SNAP exams these are the exams that will let you enter the India top colleges you shoud try so hard to crack all the above exam it will change your life there is time for all these exams so I suggest you to go for all thes exam if you are taking drop