IIM Calcutta shortlist PGP 2017-19

Discussing various parts of IIM Calcutta admissions

10th=97, 12th=77, CAT percentile=99.79, still not shortlisted for iimc. Does anyone know the reasin. Please help?

10th -91, 12th -56, BE - 58 , Category -pwd; at what percentile can I get IIM Cal (if its possible)? How much percentile for IIM BLAKI? Thanks.