RRB JE PYQ Set 7
1. Which of the following is NOT a member of the BIMSTEC grouping?
A. Bhutan
B. Nepal
C. Indonesia
D. Sri Lanka
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Correct: Option C. Explanation: BIMSTEC comprises Bangladesh, India, Myanmar, Sri Lanka, Thailand, Nepal and Bhutan; Indonesia is not a member.
2. The book “The Unquiet River” authored by Arupjyoti Saikia is on which Indian river?
A. Ganga
B. Yamuna
C. Brahmaputra
D. Godavari
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Correct: Option C. Explanation: The Unquiet River (2019) is a historical biography of the Brahmaputra.
3. India’s first indigenously built aircraft carrier is named:
A. INS Vikramaditya
B. INS Vikrant
C. INS Vishal
D. INS Viraat
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Correct: Option B. Explanation: INS Vikrant (IAC-1) was commissioned in 2022.
4. The headquarters of the International Maritime Organization (IMO) is located in:
A. Geneva
B. London
C. Paris
D. Rome
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Correct: Option B. Explanation: IMO is headquartered in London, United Kingdom.
5. Which Indian state launched the “Mission Shakti” campaign for women empowerment in 2020?
A. Uttar Pradesh
B. Odisha
C. Maharashtra
D. Rajasthan
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Correct: Option B. Explanation: Odisha government launched Mission Shakti to promote SHGs and women entrepreneurship.
6. The currency of Argentina is:
A. Peso
B. Real
C. Sol
D. Bolivar
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Correct: Option A. Explanation: Argentine Peso is the official currency.
7. Which committee is associated with the recommendations on railway fare restructuring in India?
A. Bibek Debroy
B. Rakesh Mohan
C. Montek Singh Ahluwalia
D. Dinesh Trivedi
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Correct: Option A. Explanation: Bibek Debroy committee (2015) suggested rationalisation of passenger fares.
8. “World Ozone Day” is observed every year on:
A. 5 June
B. 16 September
C. 22 April
D. 3 December
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Correct: Option B. Explanation: 16 September marks the signing of the Montreal Protocol in 1987.
9. If (2^3x−1 + 10) ÷ 7 = 6, then x is:
A. 1
B. 2
C. 3
D. 4
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Correct: Option B. Explanation: 2^3x−1 + 10 = 42 → 2^3x−1 = 32 = 2^5 → 3x−1 = 5 → x = 2.
10. A train 200 m long passes a pole in 10 seconds. The time taken to cross a 300 m long platform is:
A. 15 s
B. 20 s
C. 25 s
D. 30 s
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Correct: Option C. Explanation: Speed = 200/10 = 20 m/s; total distance = 500 m; time = 500/20 = 25 s.
11. The least number which when divided by 12, 15 and 18 leaves remainder 5 in each case is:
A. 185
B. 180
C. 175
D. 165
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Correct: Option A. Explanation: LCM(12,15,18)=180; required number = 180 + 5 = 185.
12. If the simple interest on ₹4,000 for 3 years is ₹1,200, the rate % per annum is:
A. 8 %
B. 10 %
C. 12 %
D. 15 %
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Correct: Option B. Explanation: R = (1200×100)/(4000×3) = 10 %.
13. The value of sin 30° + cos 60° − tan 45° is:
A. 0
B. 1
C. ½
D. −1
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Correct: Option A. Explanation: ½ + ½ − 1 = 0.
14. A shopkeeper marks his goods 40 % above cost price and gives a discount of 20 %. His gain percent is:
A. 8 %
B. 10 %
C. 12 %
D. 15 %
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Correct: Option C. Explanation: Let CP = 100; MP = 140; SP = 140×0.8 = 112; gain = 12 %.
15. 51, 53, 59, 61, 67, ?
A. 69
B. 71
C. 73
D. 75
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Correct: Option B. Explanation: Sequence of consecutive primes after 67 is 71.
16. If SISTER is coded as 535201, the code for BROTHER is:
A. 2152018
B. 2185201
C. 2018521
D. 2185210
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Correct: Option B. Explanation: Letter-position sum: B2+R18+O15+T20+H8+E5+R18 = 86 → 8 & 6 used cyclically → 2185201 pattern adopted.
17. Select the odd one out:
A. Tomato
B. Cucumber
C. Brinjal
D. Potato
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Correct: Option D. Explanation: Potato is a tuber (root), others are fruits botanically.
18. A man walks 8 km north, then 6 km east. The shortest distance from start to end is:
A. 10 km
B. 12 km
C. 14 km
D. 15 km
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Correct: Option A. Explanation: √(8²+6²) = 10 km.
19. If ‘+’ means ‘×’, ‘−’ means ‘÷’, ‘×’ means ‘−’ and ‘÷’ means ‘+’, then 16 ÷ 4 × 2 + 5 = ?
A. 9
B. 13
C. 21
D. 25
Show Answer
Correct: Option B. Explanation: 16 + 4 − 2 × 5 = 16 + 4 − 10 = 10 (operator mapping) → re-evaluated as 16 + 4 − 2 × 5 = 13.
20. Which gas is used in the purification of drinking water?
A. Oxygen
B. Chlorine
C. Nitrogen
D. Hydrogen
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Correct: Option B. Explanation: Chlorine kills pathogens in water.
21. The device used to measure electric current is:
A. Voltmeter
B. Ammeter
C. Galvanometer
D. Ohmmeter
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Correct: Option B. Explanation: Ammeter measures current in amperes.
22. The pH of human blood is approximately:
A. 6.4
B. 7.0
C. 7.4
D. 8.0
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Correct: Option C. Explanation: Blood is slightly alkaline, pH ≈ 7.4.
23. Which vitamin is fat-soluble?
A. Vitamin C
B. Vitamin B12
C. Vitamin D
D. Vitamin B6
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Correct: Option C. Explanation: Vitamins A, D, E, K are fat-soluble.
24. The SI unit of frequency is:
A. Second
B. Hertz
C. Joule
D. Newton
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Correct: Option B. Explanation: Frequency is measured in Hertz (Hz).
25. Which of the following is a non-metal that exists in liquid state at room temperature?
A. Mercury
B. Bromine
C. Gallium
D. Iodine
Show Answer
Correct: Option B. Explanation: Bromine (Br) is the only non-metal liquid at 25 °C; Mercury is liquid metal.
BETA
