Hello sunita,

Yes , it is good score . to get a good rank in engineering entrance exam conducted by Manipal University , you should  target a score above 150. If you get 240 marks in Entrance examination you can easily get admission in the college .

Visit the below link to know more information about the exam :

https://engineering.careers360.com/articles/manipal-enat-2013-exam-pattern-mu-oet

Good luck !