Wednesday, October 1, 2025

RRB Group D 2025: 50 Most Important Questions with Answers (Maths, Reasoning, GK, Science)



📘 Part 1: Questions Only (50 MCQs)

🧮 Mathematics (10 Questions)

Q1. A train runs 60 km in 1 hour. How much distance will it cover in 2 hours 30 minutes?
A) 120 km
B) 140 km
C) 150 km
D) 180 km

Q2. The HCF of 36 and 48 is:
A) 6
B) 12
C) 18
D) 24

Q3. The LCM of 8, 12 and 15 is:
A) 120
B) 240
C) 360
D) 480

Q4. 25% of 480 = ?
A) 100
B) 110
C) 120
D) 125

Q5. A man spends 3/5 of his salary. If his salary is ₹20,000, how much does he save?
A) ₹8,000
B) ₹10,000
C) ₹12,000
D) ₹15,000

Q6. A shopkeeper bought an article for ₹500 and sold it at 20% profit. Selling Price = ?
A) ₹580
B) ₹600
C) ₹620
D) ₹700

Q7. A boat goes 16 km downstream in 2 hours, and 12 km upstream in 3 hours. Find the speed of the boat in still water.
A) 4 km/h
B) 5 km/h
C) 6 km/h
D) 8 km/h

Q8. A person covers 240 km in 4 hours. His speed is:
A) 50 km/h
B) 55 km/h
C) 60 km/h
D) 65 km/h

Q9. The square root of 729 is:
A) 24
B) 25
C) 26
D) 27

Q10. If 3 men can do a work in 12 days, how many men can complete the same work in 6 days?
A) 3
B) 4
C) 5
D) 6


🧠 Reasoning (10 Questions)

Q11. Complete the series: 2, 6, 12, 20, ?
A) 28
B) 30
C) 32
D) 34

Q12. Find the odd one out: Mango, Banana, Apple, Potato
A) Mango
B) Banana
C) Apple
D) Potato

Q13. In a certain code, CAT = DBU, then DOG = ?
A) EPH
B) EPG
C) EOH
D) FPH

Q14. If ‘RAM’ is coded as 918, then ‘SITA’ is coded as?
A) 1921
B) 1920
C) 2019
D) 2109

Q15. Pointing to a man, Ramesh said, “He is the son of my grandfather’s only son.” Who is the man?
A) Brother
B) Uncle
C) Cousin
D) Father

Q16. If in a clock the time is 4:15, what is the angle between hour and minute hand?
A) 45°
B) 52.5°
C) 60°
D) 67.5°

Q17. Which word will come last in a dictionary?
A) Zebra
B) Zenith
C) Zero
D) Zulu

Q18. Which is different?
A) Circle
B) Triangle
C) Rectangle
D) Square

Q19. Which number replaces the question mark?
6, 11, 21, 36, ?
A) 46
B) 52
C) 56
D) 66

Q20. If A=1, B=2, C=3… then value of “RAIL” = ?
A) 36
B) 38
C) 40
D) 42


🔬 Science (10 Questions)

Q21. The chemical formula of water is:
A) H2
B) H2O
C) O2
D) CO2

Q22. The human heart has how many chambers?
A) 2
B) 3
C) 4
D) 5

Q23. Plants prepare food by:
A) Photosynthesis
B) Respiration
C) Digestion
D) Fermentation

Q24. Which vitamin is produced in human skin by sunlight?
A) Vitamin A
B) Vitamin B
C) Vitamin C
D) Vitamin D

Q25. Blood is red due to presence of:
A) Hemoglobin
B) Platelets
C) Plasma
D) White cells

Q26. Newton’s First Law is also called:
A) Law of Force
B) Law of Inertia
C) Law of Motion
D) Law of Gravity

Q27. Which gas is used by plants in photosynthesis?
A) Oxygen
B) Carbon dioxide
C) Hydrogen
D) Nitrogen

Q28. Which part of human body is affected by Tuberculosis (TB)?
A) Brain
B) Liver
C) Lungs
D) Kidney

Q29. Which planet is known as the Red Planet?
A) Venus
B) Mars
C) Jupiter
D) Saturn

Q30. SI unit of Force is:
A) Joule
B) Watt
C) Newton
D) Pascal


🌍 GK & Current Affairs (10 Questions)

Q31. Who is the Father of the Indian Constitution?
A) Mahatma Gandhi
B) B. R. Ambedkar
C) Jawaharlal Nehru
D) Sardar Patel

Q32. How many states are there in India (2025)?
A) 28
B) 29
C) 30
D) 31

Q33. Which is the largest state of India (area)?
A) Madhya Pradesh
B) Maharashtra
C) Rajasthan
D) Uttar Pradesh

Q34. Capital of Jharkhand is:
A) Ranchi
B) Jamshedpur
C) Bokaro
D) Patna

Q35. Currency of Japan is:
A) Yuan
B) Won
C) Yen
D) Dollar

Q36. First Prime Minister of India was:
A) B. R. Ambedkar
B) Jawaharlal Nehru
C) Rajendra Prasad
D) Lal Bahadur Shastri

Q37. Northern Railway HQ is located at:
A) Delhi
B) Lucknow
C) Kolkata
D) Mumbai

Q38. How many colors are there in India’s National Flag?
A) 2
B) 3
C) 4
D) 5

Q39. Which is the longest river of India?
A) Ganga
B) Yamuna
C) Brahmaputra
D) Godavari

Q40. World Environment Day is celebrated on:
A) 5th June
B) 10th July
C) 15th August
D) 2nd October


🚂 Railway & Technical GK (10 Questions)

Q41. When was Indian Railways established?
A) 1850
B) 1853
C) 1855
D) 1860

Q42. First Indian train ran between:
A) Mumbai–Delhi
B) Mumbai–Thane
C) Delhi–Howrah
D) Kolkata–Patna

Q43. Fastest train in India (2025):
A) Rajdhani Express
B) Shatabdi Express
C) Vande Bharat Express
D) Gatimaan Express

Q44. Indian Railways is divided into how many zones?
A) 15
B) 16
C) 18
D) 19

Q45. Which railway station is largest in India (area)?
A) Howrah
B) Gorakhpur
C) Chennai
D) Mumbai CST

Q46. Headquarters of Indian Railways is in:
A) Mumbai
B) Kolkata
C) New Delhi
D) Chennai

Q47. Railway Budget merged with Union Budget in which year?
A) 2016
B) 2017
C) 2018
D) 2019

Q48. Konkan Railway runs along which coast?
A) East Coast
B) West Coast
C) South Coast
D) North Coast

Q49. First Metro in India started in:
A) Delhi
B) Kolkata
C) Mumbai
D) Chennai

Q50. Which fuel is mostly used in Indian Railways now?
A) Coal
B) Diesel
C) Electricity
D) Gas









RRB Group D 2025 Questions

RRB Group D Practice Set

RRB Group D Previous Year Questions

RRB Group D Important GK Questions

Railway Group D Mock Test with Answers

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