Hi Pavani, 

The rank required  to get a free seat in any college depends on your quotas and categories . As of St. Martins, the cutoff ranks are:

1. Civil 

- oc: 30339(boys), 30560(girls)

2. Cse

- oc: 16476(boys), 16716(girls)

3.ece

- oc: 20769(boys),21703(girls)

4.eee

- oc: 25533(boys),26199(girls)

5.inf

- oc: 20030(boys),20593(girls)

6.mec

- over : 31055(boys),69984(girls)

If you have any further  categories  or quotas  please visit the college official  website to get a much detail rank cutoffs.

All the best

Hello Pavani, 

You can check the cutoff rank according your quota and category using the below link.

https://engineering.careers360.com/colleges/st-martins-engineering-college-secunderabad/cutoff

All the best!