It would be difficult to provide you the exact information about qualifying score or admission cutoff as JEE Main is being conducted twice by NTA for the first time. 

Based on this score your probable rank will be 99,688 - 119,688 and your probable category rank range will be 31202 - 35202, With this rank the chances are less to get a seat in NITs.

NOTE: Rank Predicted is on the basis of the expected total number of students i.e. 1152650 appearing in the JEE Mains April Session.

The above given information is about JEE Main Paper I, If you have query regarding JEE Main Paper II then let me know.

Good Luck!