Hello Brother,

Their is a book specifically made for the NRTI Entrance Exam. It contains all the Short trick and full Syllabus is covered. This book is available on Amazon just search NRTI Aptitude Test Guide (https://www.amazon.in/dp/B08FBCQVKN) .

Hello Srijan, 

To prepare for NRTI (national rail and transport institute) you should first take a look at the complete syllabus from their official website.

The syllabus usually covers the topics from 11th and 12th grade. (NCERT)

You need to practice for English language, general intelligence, reasoning, numerical ability, general awareness (read newspaper) etc. Good luck