Hii...

As mentioned your marks in keam is around 330 ......

 Calculate ..50:50 ratio of keam score and board score are taken to calculate aggregate marks in keam....

 With your score in keam you rank will around 8000 or above approximate..... with  this rank s you have less chance  to get government colleges...

but you can try it .... it's depends upon your luck and ...go with counselling and with your reservation quota...:

For more information use this link-

https://engineering.careers360.com/articles/keam-participating-institutes