Hello  Aspirant,

You really have to score well. According to last years cutoff your marks are at qualifying marks. Previous years cut iffs for mechanical engineering,obc category are:

2019:  30.7

2018:  31.2

2017 : 29

For every college closing rank or marks visit below link:

https://www.google.com/amp/s/engineering.careers360.com/articles/gate-cutoff-for-me/amp

If you want to predict colleges you will get use below link :

Wish you Luck.Hope this is useful