Is there separate cut off for each sections?
As you might have applied for various colleges they will be having sectional cutoff as per their shortlisting criterion. IIMs usually have a sectional cutoff of 80 percentile in each section. Other colleges also have sectional cutoffs in the range of 50-90 percentile depending on the college. You can check the eligibility criteria at websites of the colleges that you might be targeting.
All the best and try to get the best scores in all the three sections.