Hello cm pubk,

If you get 118 marks in JEE mains exam ,it is more than the cut-off marks and you have more changes of getting the seat in NITs college and also you are eligible to write the exam of JEE advanced  and the percentile and rank can be calculated by using the percentile/rank predictor which is available in the below link., And your overall percentile is  97.41 - 97.61 and  your general rank is  21847 - 25997

And also you can find the list of college that you are eligible to get seat in NITs is can be found in the below link.,

Hope this helps you...