RRB NTPC Practice Set 67

General Awareness (1-25)

1. Who was the first Indian to win the Nobel Prize in Physics?
   • A) C. V. Raman
   • B) Subrahmanyan Chandrasekhar
   • C) Homi J. Bhabha
   • D) Vikram Sarabhai

2. The 2023 G-20 Summit under India’s presidency was held in which city?
   • A) Mumbai
   • B) Kolkata
   • C) New Delhi
   • D) Bengaluru

3. Which article of the Indian Constitution deals with the Right to Constitutional Remedies?
   • A) Art 14
   • B) Art 19
   • C) Art 21
   • D) Art 32

4. The currency of Argentina is:
   • A) Peso
   • B) Real
   • C) Dollar
   • D) Euro

5. Who authored the book “India 2020”?
   • A) A. P. J. Abdul Kalam & Y. S. Rajan
   • B) Narendra Modi
   • C) Manmohan Singh
   • D) Arun Jaitley

6. The world’s largest coral reef system is:
   • A) Red Sea Reef
   • B) Mesoamerican Reef
   • C) Great Barrier Reef
   • D) Andaman Reef

7. Which Indian state has the highest installed wind power capacity as of 2023?
   • A) Rajasthan
   • B) Gujarat
   • C) Tamil Nadu
   • D) Maharashtra

8. The “Black September” movement is related to which country?
   • A) Jordan
   • B) Syria
   • C) Lebanon
   • D) Egypt

9. India’s first bullet-train corridor (Mumbai–Ahmedabad) uses technology from:
   • A) France
   • B) Japan
   • C) Germany
   • D) Spain

10. The Dachigam National Park is famous for conservation of:
    • A) Snow Leopard
    • B) Hangul deer
    • C) One-horned Rhino
    • D) Wild Ass

11. Who is the CEO of Alphabet Inc. as of 2024?
    • A) Sundar Pichai
    • B) Satya Nadella
    • C) Tim Cook
    • D) Elon Musk

12. The “Sagar Parikrama” programme is associated with:
    • A) Indian Navy
    • B) Indian Coast Guard
    • C) Fisheries sector
    • D) Merchant shipping

13. India’s first indigenously developed COVID-19 vaccine was:
    • A) Covishield
    • B) Covaxin
    • C) Corbevax
    • D) Sputnik V

14. The “Keeling Curve” measures:
    • A) Ozone concentration
    • B) CO₂ concentration
    • C) Sea temperature
    • D) Ice thickness

15. Which regiment is known as “The Bravest of the Brave”?
    • A) Rajputana Rifles
    • B) Gorkha Rifles
    • C) Punjab Regiment
    • D) Madras Regiment

16. The “Global Competitiveness Report” is published by:
    • A) IMF
    • B) World Bank
    • C) WEF
    • D) UNCTAD

17. India’s first National Waterway was declared on which river?
    • A) Ganga
    • B) Brahmaputra
    • C) Godavari
    • D) West-coast canal

18. The term “Fourth Estate” refers to:
    • A) Judiciary
    • B) Media
    • C) Executive
    • D) Legislature

19. Who is the first Indian woman to win an Olympic silver medal in athletics?
    • A) Karnam Malleswari
    • B) P. V. Sindhu
    • C) Mirabai Chanu
    • D) P. T. Usha

20. The “One Nation, One Fertilizer” scheme introduces which brand name?
    • A) Bharat
    • B) Kisan
    • C) Jai Kisan
    • D) Bharat Urea

21. India’s longest road-cum-rail bridge, Bogibeel, is over which river?
    • A) Ganga
    • B) Brahmaputra
    • C) Yamuna
    • D) Godavari

22. The “S-400 Triumf” missile system was originally developed by:
    • A) USA
    • B) Israel
    • C) Russia
    • D) France

23. The “International Court of Justice” is located at:
    • A) Geneva
    • B) New York
    • C) The Hague
    • D) Vienna

24. Which census year is called the “First Digital Census” of India?
    • A) 2001
    • B) 2011
    • C) 2021
    • D) 2031

25. The “Golden Globe Awards” are presented by:
    • A) Hollywood Foreign Press Association
    • B) Academy of Motion Pictures
    • C) BAFTA
    • D) Screen Actors Guild

Mathematics (26-50)

26. If 3x – 5 = 2(x + 4), then x equals:

• A) 9
• B) 11
• C) 13
• D) 15

27. The HCF of 144 and 198 is:

• A) 6
• B) 9
• C) 12
• D) 18

28. A shopkeeper marks goods 40 % above cost price and gives 20 % discount. His gain % is:

• A) 10 %
• B) 12 %
• C) 15 %
• D) 20 %

29. The average of first 20 odd natural numbers is:

• A) 20
• B) 21
• C) 19
• D) 22

30. A train 150 m long passes a pole in 9 s. Its speed (km/h) is:

• A) 50
• B) 54
• C) 60
• D) 72

31. If a : b = 3 : 4 and b : c = 5 : 6, then a : c is:

• A) 5 : 8
• B) 5 : 12
• C) 3 : 6
• D) 1 : 2

32. Compound interest on ₹ 8000 at 10 % p.a. compounded half-yearly for 1 year is:

• A) ₹ 820
• B) ₹ 824
• C) ₹ 840
• D) ₹ 880

33. If x + 1/x = 5, then x² + 1/x² equals:

• A) 23
• B) 25
• C) 27
• D) 29

34. A man rows 12 km upstream in 4 h and downstream in 3 h. Speed of current (km/h) is:

• A) 0.5
• B) 1
• C) 1.5
• D) 2

35. Area of an equilateral triangle of side 6 cm is:

• A) 9√3
• B) 12√3
• C) 18√3
• D) 36√3

36. The smallest 4-digit number exactly divisible by 24, 36 and 48 is:

• A) 1008
• B) 1024
• C) 1032
• D) 1152

37. If log₁₀x = 2.5, then x equals:

• A) 250
• B) 316.2
• C) 316.23
• D) 398.1

38. A tyre has two punctures. First alone would flatten in 9 min, second in 6 min. Both together in:

• A) 3.6 min
• B) 4 min
• C) 5 min
• D) 5.5 min

39. The sum of squares of two consecutive even integers is 340. The integers are:

• A) 12, 14
• B) 14, 16
• C) 16, 18
• D) 18, 20

40. A cycle bought for ₹ 1400 is sold at 15 % loss. Selling price is:

• A) ₹ 1190
• B) ₹ 1210
• C) ₹ 1230
• D) ₹ 1250

41. If 2 sin²θ – 1 = 0 and 0° ≤ θ ≤ 90°, then θ is:

• A) 30°
• B) 45°
• C) 60°
• D) 90°

42. A sum becomes 3 times itself in 20 years at simple interest. The rate % p.a. is:

• A) 10 %
• B) 12 %
• C) 15 %
• D) 20 %

43. The value of (0.3̅ + 0.4̅) is:

• A) 0.7̅
• B) 0.7
• C) 0.8̅
• D) 0.77

44. A rectangular park 60 m × 40 m has a 5 m wide path inside. Area of path (m²) is:

• A) 850
• B) 900
• C) 950
• D) 1000

45. If a shop offers “Buy 3 get 1 free”, the discount % is:

• A) 20 %
• B) 25 %
• C) 33.33 %
• D) 40 %

46. The smallest prime number greater than 100 is:

• A) 101
• B) 103
• C) 107
• D) 109

47. A batsman’s average after 15 innings is 40. In the 16th he scores 80. New average:

• A) 41
• B) 42
• C) 42.5
• D) 43

48. If (x – 2)² = 9, then the sum of possible values of x is:

• A) 4
• B) 5
• C) 6
• D) 7

49. A tank is filled by pipe A in 8 h, emptied by pipe B in 12 h. If both open together, time to fill is:

• A) 16 h
• B) 20 h
• C) 24 h
• D) 30 h

50. The value of 25² – 24² is:

• A) 1
• B) 25
• C) 49
• D) 50

General Intelligence & Reasoning (51-75)

51. Find the odd one out: 2, 5, 10, 17, 26, 37, 50, 64

• A) 10
• B) 26
• C) 50
• D) 64

52. In a code, RIDER is written as SFEFQ, then MOTHER is:

• A) NPUHFS
• B) NPUIFS
• C) NPUHDS
• D) NPUHGT

53. Pointing to a lady, a man said, “Her mother is the only daughter of my mother.” How is he related to the lady?

• A) Father
• B) Uncle
• C) Brother
• D) Grandfather

54. If HOUSE is coded as 340 and FOOD as 366, then HOOD is:

• A) 340
• B) 346
• C) 356
• D) 366

55. Select the missing number: 3, 8, 18, 38, ?, 158

• A) 68
• B) 78
• C) 88
• D) 98

56. If TODAY is coded as 12345 and MONDAY as 678345, then how is MONDAY coded?

• A) 678345
• B) 678354
• C) 687345
• D) 678435

57. Arrange in meaningful order: 1. Seed 2. Plant 3. Fruit 4. Flower 5. Pollination

• A) 1,2,5,4,3
• B) 1,2,4,5,3
• C) 2,1,5,4,3
• D) 1,2,3,4,5

58. From the word “CONSTITUTION”, how many independent meaningful English words can be formed without using any letter more than once?

• A) 1
• B) 2
• C) 3
• D) 4

59. A clock shows 4 o’clock. Through how many degrees will the hour hand move by 4:45?

• A) 22.5°
• B) 30°
• C) 37.5°
• D) 45°

60. If ‘+’ means ‘×’, ‘–’ means ‘+’, ‘×’ means ‘÷’ and ‘÷’ means ‘–’, then 12 + 8 × 4 – 6 ÷ 2 = ?

• A) 10
• B) 18
• C) 24
• D) 30

61. Statement: All books are pages. Some pages are covers.
    Conclusion: I. Some books are covers. II. Some covers are pages.

• A) Only I
• B) Only II
• C) Both
• D) Neither

62. In the series A, C, F, J, ?, U pick the missing letter.

• A) O
• B) P
• C) Q
• D) R

63. If 18 February 2023 is Saturday, then 18 April 2023 is:

• A) Sunday
• B) Monday
• C) Tuesday
• D) Wednesday

64. Mirror image of
    1 2 3
    4 5 6
    7 8 9
    is:

• A) 3 2 1
• B) 7 8 9
• C) 9 8 7
• D) 3 2 1

65. Choose the Venn diagram best representing: Professor, Human, Married

• A) Three separate circles
• B) Complete overlap
• C) Professor inside Human, overlap Married
• D) Human inside Professor

66. Direction: Walk 20 m East, turn right, walk 15 m, turn right, walk 20 m. How far from start?

• A) 0 m
• B) 15 m
• C) 20 m
• D) 35 m

67. If 4×6 = 1624, 3×5 = 915, then 7×9 = ?

• A) 4963
• B) 6349
• C) 4936
• D) 4963

68. Which figure completes the series? (Assume question shows increasing sides by 1 each step)

• A) Hexagon
• B) Pentagon
• C) Heptagon
• D) Octagon

69. Coded equation: 5 # 3 @ 2 = 17 and 2 # 4 @ 3 = 14, then 3 # 4 @ 5 = ?

• A) 17
• B) 19
• C) 21
• D) 23

70. Find the number of triangles in the given figure (simplest with 6 small triangles)

• A) 12
• B) 18
• C) 22
• D) 24

71. Statement: Every librarian is well educated.
    Conclusion: I. All well educated are librarian. II. Some well educated are librarian.

• A) Only I
• B) Only II
• C) Both
• D) Neither

72. If A is wife of B, C is son of A, D is brother of C, then how is B related to D?

• A) Father
• B) Uncle
• C) Grandfather
• D) Brother

73. In a row of 40 boys, A is 13th from left, B is 19th from right. How many boys between them?

• A) 6
• B) 8
• C) 10
• D) 12

74. Which number replaces ‘?’ in:
    2 3 4
    4 9 16
    6 27 ?

• A) 48
• B) 64
• C) 96
• D) 108

75. Choose the odd pair:

• A) Volume : Litre
• B) Mass : Kilogram
• C) Length : Metre
• D) Force : Joule

General Science (76-100)

76. The acid present in vinegar is:

• A) Citric
• B) Acetic
• C) Lactic
• D) Tartaric

77. Which organelle is called the “powerhouse” of the cell?

• A) Ribosome
• B) Golgi
• C) Mitochondria
• D) Lysosome

78. The speed of sound in air at STP is approximately:

• A) 330 m/s
• B) 3×10⁸ m/s
• C) 1500 m/s
• D) 220 m/s

79. The process of conversion of sugar into alcohol is termed:

• A) Fermentation
• B) Esterification
• C) Saponification
• D) Oxidation

80. Which planet has the maximum number of known natural satellites as of 2024?

• A) Jupiter
• B) Saturn
• C) Uranus
• D) Neptune

81. The atomic number of Iron is:

• A) 25
• B) 26
• C) 27
• D) 28

82. Which of the following is a non-metal that remains liquid at room temperature?

• A) Bromine
• B) Chlorine
• C) Mercury
• D) Gallium

83. The SI unit of electric charge is:

• A) Ampere
• B) Coulomb
• C) Volt
• D) Ohm

84. Which part of the human brain controls balance and posture?

• A) Cerebrum
• B) Cerebellum
• C) Medulla
• D) Hypothalamus

85. The gas responsible for ripening of green fruits is:

• A) Methane
• B) Ethylene
• C) Carbon dioxide
• D) Auxin

86. Which mirror is used as a rear-view mirror in vehicles?

• A) Plane
• B) Concave
• C) Convex
• D) Cylindrical

87. The resistance of a conductor is inversely proportional to its:

• A) Length
• B) Resistivity
• C) Temperature
• D) Area of cross-section

88. Which vitamin is water-soluble?

• A) A
• B) D
• C) E
• D) C

89. The metal used for making filaments of electric bulbs is:

• A) Copper
• B) Tungsten
• C) Nichrome
• D) Iron

90. Which disease is caused by deficiency of Vitamin B₁?

• A) Scurvy
• B) Beriberi
• C) Rickets