mhtcet rank kaise nikale or college predictor?

This year total 166107 candidates appeared for MHT CET PCM group and 195275 for PCB Group. So you can calculate your rank this way-
Your Probable rank would be = (100- your percentile score) x (number of candidates/ 100)
Now put your percentile at the required place and do the calculation to get your expected rank.
We do have MHT CET College Predictor. This Predictor works on previous year cutoffs and data available on the internet. So the actual result might be different. But this Predictor will give you an idea what colleges, branches you can get based on your rank and other entered details. Check out this link http://www.careers360.com/mht-cet-college-predictor