• Quantitative Aptitude for Competitive Examination by RS Aggarwal, S. Chand Publication (Must for beginner)
• Fast Track Objective Arithmetic by Rajesh Verma
• Data Interpretation by Arun Sharma (TMH Publication) Highly Recommended
• Quantum Cat by Sarvesh Kumar Verma
• NCERT Maths from Grade 6 to Grade 11
• Quantitative Aptitude for Competitive Examination Paperback by Abhijit Guha
• Magical Book on Quicker Maths by M Tyra (Highly suggested)
• How To Become A Human Calculator by Aditi Singhal ( Must for those who wants to improve calculation speed.

Online Sources

• Indiabix for beginners
• Affairscloud.com Highly recommended
• Smartkeeda.com
• Abhinay Sharma youtube videos
• Daily quizzes of Adda247, Oliveboard etc
•  Follow free Youtube lecture of any good coaching for practice

• A Modern Approach to Verbal & Non-Verbal Reasoning by R.S. Aggarwal for beginners
• A New Approach to Reasoning Verbal and Non-Verbal by B.S. Sijwali and Indu Sijwali
• Analytical Reasoning by MK Pandey (Highly Recommended)
• Wiley’s Reasoning ability and Quantitative Aptitude
• How to Prepare for Logical Reasoning by Arun Sharma
• Logical and Analytical Reasoning by A.K. Gupta

Online Sources

• Indiabix for beginners
• Affairscloud.com Highly recommended
• Smartkeeda.com
• Daily quizzes of Adda247, Oliveboard etc
•  Follow free Youtube lecture of any good coaching for practice

• NCERT of 9th Class
• NCERT of 10th Class
• Speedy Railway General Science
• Lucent General Scielce
• Priya Maam Science Video Lecture on Youtube

• Lucent’s General Knowledge by Vinay Karna , Manwendra Mukul , Sanjeev Kumar , Renu Sinha , R. P. Suman ( For preparation of static part) 
• Manorama Yearbook 2021
• Advanced Objective General Knowledge by Arihant Experts
• NCERT Books of Class X, XII- History, Geography, Economics

Online Sources

• Daily quizzes of Adda247, Oliveboard etc
• Follow Daily free Youtube lecture of any good coaching
• Monthly and daily capsules of Adda247, Anuj jindal or any good coaching for preparation current affairs
• Read daily news

RRB Ministerial and Isolated Categories (MI) Syllabus for Chief Law Assistant:

• Indian Constitution
• Administrative Law
• Jurisprudence
• Law of Torts
• Hindu Law
• Code of Civil Procedure
• Code of Criminal Procedure
• Indian Penal Code
• Indian Evidence Act
• Indian Contract Act
• Limitation Act, 1963
• Specific Relief Act, 1963
• Indian Partnership Act, 1932
• Arbitration and Conciliation Act, 1996
• Consumer Protection Act
• Protection of Human Rights
• Transfer of Property Act
• Right to Information Act
• Company Law
• Labour Laws

RRB Ministerial and Isolated Categories (MI) Syllabus for Finger Print Examiner:

• Forensic Science
• Computers and its Applications
• Fingerprint Expert

RRB Ministerial and Isolated Categories (MI) Syllabus for Cook/Head Cook:

• Science
• Chemistry
• Maths
• Cookery
• Computer and its applications

RRB Ministerial and Isolated Categories (MI) Syllabus for Publicity Inspector/Senior Publicity Inspector:

• Communications
• Mass Communication
• Advertising
• Public Relations

RRB Ministerial and Isolated Categories (MI) Syllabus for Photographer:

• Science
• Chemistry
• Maths
• Knowledge in digital and digital videography, Types of photography, exposures, films

RRB Ministerial and Isolated Categories (MI) Syllabus for Physical Training Instructor:

• Physical Education in India
• Anatomy, Physiology, Exercise, Nutrition Diet & Hygiene
• Sports Injuries, Prevention & Health Education, Sports Medicine
• Camping for Recreation
• Important games and sports

RRB Ministerial and Isolated Categories (MI) Syllabus for Assistant Master (Junior School):

• Educational Psychology
• Education Technology & Teaching-Learning Process; Communication Skills
• Computer and its Applications

RRB Ministerial and Isolated Categories (MI) Syllabus for Staff & Welfare Inspector:

• Industrial Relations
• Social Security Legislation
• Law relating to wages
• Legislation affecting Conditions of work
• Basics of Computers and applications
• Right To Information Act – provisions thereof
• New Pension Scheme