• As per the eligibility you are eligible to give exams of CAT,XAT,GMAT .  However, if it is your CAT percentile than CAT,XAT,GMAT ; please remember that colleges in top 20 MBA colleges  only consider CAT/GMAT/XAT and subsequent GP/PI scores and completely ignore previous academic records. 
• Please clarify specifically whether these percentage is of your UG degree or CAT/any other percentine.

hello Sharma sir
Yeah you can take the admission actually the eligibility criteria for the MBA finance that you should complete you degree with minimum 50% And also you should clear the entrance exam like CAT,XAT,GMAT
so that you follow this instructions you will get in to it
good luck!!