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RRB NTPC CBT-1 Sample Paper 2026 with Answers & Explanations

Updated 11 Oct 2026 · Railway Recruitment Boards (RRB)

Practise 25 exam-level questions for RRB NTPC CBT-1 with answers and short explanations. The questions follow the official section-wise pattern, so you can check your preparation level in each subject before the real exam.

📅 Exam status: New NTPC (Graduate & Undergraduate) recruitment notices are released through rrbapply.gov.in. Check the official CEN for application and exam dates.

RRB NTPC CBT-1 Exam Pattern 2026

Conducting bodyRailway Recruitment Boards (RRB)
ModeComputer Based Test (CBT)
Total questions100
Total marks100
Duration90 minutes
Negative marking1/3 mark per wrong answer
SectionQuestionsMarks
General Awareness4040
Mathematics3030
General Intelligence & Reasoning3030
Total100100

Pattern as per the latest official notification. Always confirm with the notice of your recruitment cycle.

RRB NTPC CBT-1 Syllabus (Topic-wise)

General Awareness

  • Current events of national & international importance
  • Indian history & freedom struggle
  • Indian polity & governance
  • Physical, social & economic geography
  • General science & life science (up to Class 10)
  • Games & sports
  • Art & culture of India
  • Important government schemes
  • Computers & IT basics

Mathematics

  • Number system
  • Decimals & fractions
  • LCM & HCF
  • Ratio & proportion
  • Percentage
  • Mensuration
  • Time & work, time & distance
  • Simple & compound interest
  • Profit & loss
  • Algebra & geometry
  • Elementary statistics

General Intelligence & Reasoning

  • Analogies
  • Number & alphabetical series
  • Coding-decoding
  • Mathematical operations
  • Relationships
  • Syllogism
  • Venn diagrams
  • Puzzles
  • Data sufficiency
  • Statement–conclusion & decision making

RRB NTPC CBT-1 Sample Paper 2026: Questions with Answers

Try each question yourself first, then tap Show answer to check the correct option and explanation.

General Awareness

Q1. Which Article of the Indian Constitution abolishes untouchability?

  1. Article 14
  2. Article 15
  3. Article 17
  4. Article 21
Show answer

Answer: (C) Article 17

Article 17 abolishes untouchability and forbids its practice in any form.

Q2. Which is the longest river of India?

  1. Godavari
  2. Ganga
  3. Yamuna
  4. Narmada
Show answer

Answer: (B) Ganga

The Ganga is the longest river flowing within India.

Q3. In which year did Mahatma Gandhi begin the Dandi March?

  1. 1920
  2. 1928
  3. 1930
  4. 1942
Show answer

Answer: (C) 1930

The Dandi March (Salt Satyagraha) began on 12 March 1930.

Q4. Who founded the Indian National Congress in 1885?

  1. Dadabhai Naoroji
  2. A. O. Hume
  3. W. C. Bonnerjee
  4. Surendranath Banerjee
Show answer

Answer: (B) A. O. Hume

Allan Octavian Hume founded the INC; W. C. Bonnerjee presided over its first session in Bombay.

Q5. Which organ of the human body produces insulin?

  1. Liver
  2. Kidney
  3. Pancreas
  4. Stomach
Show answer

Answer: (C) Pancreas

Insulin is produced by the beta cells of the islets of Langerhans in the pancreas.

Q6. The Tropic of Cancer does NOT pass through which of these states?

  1. Gujarat
  2. Rajasthan
  3. Odisha
  4. Madhya Pradesh
Show answer

Answer: (C) Odisha

The Tropic of Cancer passes through Gujarat, Rajasthan, MP, Chhattisgarh, Jharkhand, West Bengal, Tripura and Mizoram — not Odisha.

Q7. Which is the highest civilian award in India?

  1. Padma Vibhushan
  2. Bharat Ratna
  3. Param Vir Chakra
  4. Padma Bhushan
Show answer

Answer: (B) Bharat Ratna

The Bharat Ratna is India’s highest civilian honour. The Param Vir Chakra is a military award.

Q8. Who is popularly known as the “Missile Man of India”?

  1. Dr. Vikram Sarabhai
  2. Dr. Homi J. Bhabha
  3. Dr. A. P. J. Abdul Kalam
  4. Dr. C. V. Raman
Show answer

Answer: (C) Dr. A. P. J. Abdul Kalam

Dr. A. P. J. Abdul Kalam led India’s missile development programme.

Q9. Which gas is released by plants during photosynthesis?

  1. Carbon dioxide
  2. Oxygen
  3. Nitrogen
  4. Hydrogen
Show answer

Answer: (B) Oxygen

Plants take in carbon dioxide and release oxygen during photosynthesis.

Q10. The Ajanta Caves are located in which state?

  1. Madhya Pradesh
  2. Karnataka
  3. Maharashtra
  4. Odisha
Show answer

Answer: (C) Maharashtra

The Ajanta Caves are in the Aurangabad (Chhatrapati Sambhajinagar) district of Maharashtra.

Mathematics

Q11. An article is sold for ₹1,150 at a profit of 15%. What is its cost price?

  1. ₹950
  2. ₹977.50
  3. ₹1,000
  4. ₹1,035
Show answer

Answer: (C) ₹1,000

CP = SP × 100 / 115 = 1150 × 100 / 115 = ₹1,000.

Q12. What is the value of √144 + ∛125?

  1. 15
  2. 16
  3. 17
  4. 18
Show answer

Answer: (C) 17

√144 = 12 and ∛125 = 5. Total = 17.

Q13. The product of two numbers is 216 and their HCF is 6. What is their LCM?

  1. 24
  2. 30
  3. 36
  4. 42
Show answer

Answer: (C) 36

HCF × LCM = product, so LCM = 216 / 6 = 36.

Q14. The average of 5 numbers is 20. If one number, 30, is removed, what is the average of the remaining numbers?

  1. 15
  2. 17.5
  3. 18
  4. 20
Show answer

Answer: (B) 17.5

Sum = 100. After removing 30, sum = 70. Average = 70 / 4 = 17.5.

Q15. Pipe A fills a tank in 6 hours and pipe B empties it in 9 hours. If both are opened together, how long will it take to fill the empty tank?

  1. 12 hours
  2. 15 hours
  3. 18 hours
  4. 3.6 hours
Show answer

Answer: (C) 18 hours

Net rate = 1/6 − 1/9 = 1/18 per hour, so the tank fills in 18 hours.

Q16. ₹1,200 is divided between A and B in the ratio 1 : 3. What is B’s share?

  1. ₹300
  2. ₹600
  3. ₹800
  4. ₹900
Show answer

Answer: (D) ₹900

B’s share = 3/4 × 1200 = ₹900.

Q17. The marked price of an article is ₹500 and a discount of 12% is given. What is the selling price?

  1. ₹420
  2. ₹440
  3. ₹450
  4. ₹460
Show answer

Answer: (B) ₹440

Discount = 12% of 500 = ₹60. SP = 500 − 60 = ₹440.

Q18. The speed of a boat in still water is 10 km/h and the speed of the stream is 2 km/h. How long will it take to go 36 km downstream?

  1. 2.5 hours
  2. 3 hours
  3. 3.6 hours
  4. 4.5 hours
Show answer

Answer: (B) 3 hours

Downstream speed = 10 + 2 = 12 km/h. Time = 36 / 12 = 3 hours.

General Intelligence & Reasoning

Q19. Find the next number in the series: 7, 11, 19, 35, ?

  1. 51
  2. 59
  3. 67
  4. 71
Show answer

Answer: (C) 67

The differences are 4, 8, 16, so the next difference is 32: 35 + 32 = 67.

Q20. Book : Author :: Statue : ?

  1. Painter
  2. Sculptor
  3. Architect
  4. Carpenter
Show answer

Answer: (B) Sculptor

An author creates a book; a sculptor creates a statue.

Q21. If TRAIN is written as NIART, how will PLANE be written in that code?

  1. ENALP
  2. ENLAP
  3. EANLP
  4. PENAL
Show answer

Answer: (A) ENALP

The word is written in reverse order: PLANE → ENALP.

Q22. Select the odd one out.

  1. 27
  2. 64
  3. 125
  4. 150
Show answer

Answer: (D) 150

27, 64 and 125 are perfect cubes (3³, 4³, 5³); 150 is not.

Q23. A is B’s brother. C is A’s mother. D is C’s father. How is D related to B?

  1. Father
  2. Uncle
  3. Grandfather
  4. Brother
Show answer

Answer: (C) Grandfather

C is the mother of A and B, and D is C’s father — so D is B’s (maternal) grandfather.

Q24. If today is Monday, what day of the week will it be after 45 days?

  1. Tuesday
  2. Wednesday
  3. Thursday
  4. Friday
Show answer

Answer: (C) Thursday

45 = 6 weeks + 3 days. Three days after Monday is Thursday.

Q25. Which word does NOT belong with the others?

  1. January
  2. March
  3. June
  4. July
Show answer

Answer: (C) June

January, March and July have 31 days; June has 30 days.

Done reading? Attempt the same questions as a timed test with negative marking and get your score instantly.

Start RRB NTPC CBT-1 Mock Test →

How to Use This Sample Paper

  1. Read the exam pattern above and note the marking scheme, especially the negative marking.
  2. Attempt the questions with a timer — about 54 seconds per question, the same pace as the real exam.
  3. Check your answers and read every explanation, including for the questions you got right.
  4. Note the topics where you made mistakes and revise them from the syllabus list.
  5. Take the online mock test to practise on a computer-based interface.

RRB NTPC CBT-1 Preparation Tips

  • With +1 for correct and −1/3 for wrong, a pure guess has zero expected gain — attempt when you can eliminate at least one option.
  • NCERT Science books of Classes 9 and 10 cover most General Science questions asked in Railway exams.
  • Revise static GK (Constitution, history, geography) and the last 6–8 months of current affairs.
  • Reasoning questions in Railway exams are mostly direct — practise series, coding-decoding, directions and blood relations daily.
  • Practise on a computer-based mock with a timer so you get used to the on-screen palette and navigation.

Frequently Asked Questions

What is the RRB NTPC CBT-1 exam pattern?

CBT-1 has 100 questions for 100 marks in 90 minutes: General Awareness 40, Mathematics 30 and General Intelligence & Reasoning 30.

Is CBT-1 the same for graduate and undergraduate posts?

Yes, both levels follow the same CBT-1 pattern, though the difficulty may differ. Always check the CEN for your level.

Is there negative marking in RRB NTPC?

Yes, 1/3 mark is deducted for every wrong answer.

Are these official RRB NTPC questions?

No. They are original practice questions prepared by ResultKendra on the official pattern.

⚠️ These are original practice questions prepared by ResultKendra on the official exam pattern. They are not official papers of Railway Recruitment Boards (RRB). For official notices, visit www.rrbapply.gov.in.
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