Hello Meghana,

There is no required cutoff for every subject in jee mains but over all cutt off is required you can able to get a good seat in Nit if the rank is less and it depends on the rank your going to get in mains and 100/100 In maths means 100/300 over all marks in means then the over all percentile will decrease soo the rank goes high if the paper is very difficult then you have chances or else you can t have its depends on ur luck.