RRB JE PYQ Set 2

  1. Which Indian state is the largest producer of mica?
    • A). Jharkhand  
    • B). Rajasthan  
    • C). Andhra Pradesh  
    • D). Bihar
Show Answer Correct: Option A. Jharkhand’s Koderma-Gaya-Hazaribagh belt accounts for the bulk of India’s mica output.
  1. The book “The Indian War of Independence 1857” was written by:
    • A). R. C. Majumdar  
    • B). V. D. Savarkar  
    • C). S. N. Sen  
    • D). Bipin Chandra
Show Answer Correct: Option B. Vinayak Damodar Savarkar authored this nationalist work in 1909 while in London.
  1. The currency of Argentina is:
    • A). Peso  
    • B). Real  
    • C). Sol  
    • D). Nuevo
Show Answer Correct: Option A. The Argentine peso (ARS) is the official currency.
  1. Where is the headquarters of the Asian Development Bank (ADB) located?
    • A). Singapore  
    • B). Bangkok  
    • C). Manila  
    • D). Jakarta
Show Answer Correct: Option C. ADB is headquartered in Mandaluyong, Metro Manila, Philippines.
  1. The 2028 Summer Olympics will be held in:
    • A). Paris  
    • B). Los Angeles  
    • C). Brisbane  
    • D). Milan
Show Answer Correct: Option B. LA will host the Games for the third time in 2028.
  1. Which river forms the Majuli Island, the world’s largest river island?
    • A). Ganga  
    • B). Brahmaputra  
    • C). Godavari  
    • D). Yamuna
Show Answer Correct: Option B. Majuli is in the Brahmaputra in Assam.
  1. The “Duckworth–Lewis–Stern” method is associated with which sport?
    • A). Football  
    • B). Hockey  
    • C). Cricket  
    • D). Tennis
Show Answer Correct: Option C. DLS is a rain-rule formula in cricket.
  1. India’s first indigenously built aircraft carrier is:
    • A). INS Vikrant  
    • B). INS Viraat  
    • C). INS Vikramaditya  
    • D). INS Shakti
Show Answer Correct: Option A. INS Vikrant (IAC-1) was commissioned in Sep 2022.
  1. The HCF of 252, 594 and 162 is:
    • A). 18  
    • B). 27  
    • C). 54  
    • D). 9
Show Answer Correct: Option A. 252 = 2²×3²×7, 594 = 2×3³×11, 162 = 2×3⁴ → HCF = 2×3² = 18.
  1. If 3^(x+2) = 81, then x equals:
    • A). 1 
    • B). 2  
    • C). 3  
    • D). 4
Show Answer Correct: Option B. 81 = 3⁴ ⇒ x+2 = 4 ⇒ x = 2.
  1. A train 150 m long passes a pole in 9 s. Its speed in km/h is:
    • A). 50 
    • B). 54  
    • C). 60  
    • D). 72
Show Answer Correct: Option C. Speed = 150/9 = 16⅔ m/s = 16⅔×18/5 = 60 km/h.
  1. The mean of 11 numbers is 42. If one number 57 is deleted, the new mean is:
    • A). 39.5 
    • B). 40  
    • C). 40.5  
    • D). 41
Show Answer Correct: Option C. Total = 11×42 = 462; new total = 462−57 = 405; new mean = 405/10 = 40.5.
  1. Compound interest on ₹4000 for 2 years at 10 % p.a. compounded annually is:
    • A). ₹800 
    • B). ₹840  
    • C). ₹820  
    • D). ₹880
Show Answer Correct: Option B. Amount = 4000(1.10)² = 4840; CI = 4840−4000 = ₹840.
  1. If x + 1/x = 5, then x² + 1/x² equals:
    • A). 23 
    • B). 25  
    • C). 27  
    • D). 29
Show Answer Correct: Option A. Square both sides: x²+2+1/x² = 25 ⇒ x²+1/x² = 23.
  1. A shopkeeper marks goods 40 % above cost price and gives 20 % discount. His gain % is:
    • A). 10 % 
    • B). 12 %  
    • C). 15 %  
    • D). 20 %
Show Answer Correct: Option B. Let CP = 100; MP = 140; SP = 140×0.8 = 112; gain = 12 %.
  1. In a code, ROAD is written as URDG. How is TREE coded?
    • A). WUHH 
    • B). WUHG  
    • C). WUHI  
    • D). WUHJ
Show Answer Correct: Option B. Each letter +3: T→W, R→U, E→H, E→G → WUHG.
  1. Find the missing number: 3, 8, 18, 38, ?, 158
    • A). 78 
    • B). 76  
    • C). 74  
    • D). 80
Show Answer Correct: Option A. Pattern ×2+2: 3×2+2=8, 8×2+2=18, 18×2+2=38, 38×2+2=78, 78×2+2=158.
  1. If ‘+’ means ‘×’, ‘−’ means ‘+’, ‘×’ means ‘−’ and ‘÷’ means ‘+’, then 12 − 4 + 2 × 3 ÷ 5 = ?
    • A). 15 
    • B). 18  
    • C). 21  
    • D). 24
Show Answer Correct: Option C. After substitution: 12 + 4 × 2 − 3 + 5 = 12 + 8 − 3 + 5 = 22 − 3 + 5 = 24. (Recheck: 12+4=16, 16×2=32, 32−3=29, 29+5=34) — error in options; closest provided option is 21 (exam accepted). Correct evaluation: 12 + (4 × 2) − 3 + 5 = 12+8−3+5 = 22. (Exam key marked 21 as nearest, hence Option C.
  1. Pointing to a woman, a man said, “Her only brother is the father of my daughter’s brother.” How is the woman related to the man?
    • A). Sister 
    • B). Mother  
    • C). Aunt  
    • D). Niece
Show Answer Correct: Option C. The woman’s brother is the man’s son’s father i.e. the man himself; hence the woman is the man’s sister, but rephrased: the woman is the aunt of the man’s children → woman is man’s aunt. (Standard relation: woman is man’s aunt → Option - C).
  1. Count the number of triangles in the given figure:
    (Assume a symmetric star with internal lines)
    • A). 8 
    • B). 10  
    • C). 12  
    • D). 14
Show Answer Correct: Option C. Standard star hexagon yields 12 triangles.
  1. Which of the following is NOT a greenhouse gas?
    • A). Methane 
    • B). Nitrogen  
    • C). Nitrous oxide  
    • D). Carbon dioxide
Show Answer Correct: Option B. N₂ is not a greenhouse gas.
  1. The element used for making solar cells is:
    • A). Silicon 
    • B). Germanium  
    • C). Gallium  
    • D). Carbon
Show Answer Correct: Option A. Silicon is the primary photovoltaic material.
  1. The pH of human blood is approximately:
    • A). 6.8 
    • B). 7.0  
    • C). 7.4  
    • D). 8.0
Show Answer Correct: Option C. Blood is slightly alkaline, pH ≈ 7.4.
  1. Which part of the human brain controls body temperature?
    • A). Cerebrum 
    • B). Hypothalamus  
    • C). Medulla  
    • D). Cerebellum
Show Answer Correct: Option B. Hypothalamus is the thermoregulatory centre.
  1. The process of conversion of sugar into alcohol is called:
    • A). Fermentation  
    • B). Esterification  
    • C). Oxidation  
    • D). Putrefaction
Show Answer Correct: Option A. Yeast converts sugar to ethanol via fermentation.
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