hii aditya 

firstly the cut can be told after the completion the admission in the 2019 so i can say you last year as MNNIT college takes admission trough the JEE main rank while its an top college i would say, while you need less that 4k rank as being other state and and home state you should have less than 3k i m speaking about general category , if you have the any category reservation please check the complete information

https://engineering.careers360.com/articles/jee-main-cutoff-for-mnnit-allahabad

regards