RRB NTPC Practice Set 58

General Awareness (25)

  1. Which Indian city is known as the “Silicon Valley of India”?
    A. Hyderabad
    B. Bengaluru
    C. Pune
    D. Chennai
Show Answer Correct: Option B. Bengaluru hosts the largest cluster of IT companies and start-ups in India.
  1. The 2023 G-20 Summit under India’s presidency was held in which city?
    A. New Delhi
    B. Mumbai
    C. Kolkata
    D. Chennai
Show Answer Correct: Option A. The summit took place at Bharat Mandapam, Pragati Maidan, New Delhi.
  1. Who authored the book “The India Story”?
    A. Raghuram Rajan
    B. Montek Singh Ahluwalia
    C. Bimal Jalan
    D. Amartya Sen
Show Answer Correct: Option C. Former RBI Governor Bimal Jalan wrote “The India Story”.
  1. The Dhauladhar National Park is located in which state?
    A. Uttarakhand
    B. Himachal Pradesh
    C. Sikkim
    D. Arunachal Pradesh
Show Answer Correct: Option B. It is in Kangra district of Himachal Pradesh.
  1. Which amendment lowered the voting age from 21 to 18 in India?
    A. 42nd
    B. 44th
    C. 61st
    D. 73rd
Show Answer Correct: Option C. 61st Amendment Act, 1988.
  1. The currency of Argentina is:
    A. Peso
    B. Real
    C. Dollar
    D. Franc
Show Answer Correct: Option A. Argentine Peso.
  1. India’s first solar-powered railway station is:
    A. Guwahati
    B. Jaipur
    C. Hyderabad
    D. Kochi
Show Answer Correct: Option A. Guwahati railway station became fully solar operated in 2017.
  1. The “SAVE” campaign is associated with:
    A. Tiger conservation
    B. Vulture conservation
    C. Rhino protection
    D. Snow-leopard project
Show Answer Correct: Option B. SAVE = Saving Asia’s Vultures from Extinction.
  1. Who is the present Chief Justice of India (as on 1 Jan 2024)?
    A. D.Y. Chandrachud
    B. U.U. Lalit
    C. Sanjiv Khanna
    D. N.V. Ramana
Show Answer Correct: Option A. Justice Chandrachud took oath on 9 Nov 2022.
  1. The world’s largest cricket stadium (capacity-wise) is:
    A. Eden Gardens
    B. MCG
    C. Narendra Modi Stadium
    D. Lords
Show Answer Correct: Option C. Motera, Ahmedabad—1,32,000 capacity.
  1. India’s first indigenously built aircraft carrier is:
    A. INS Vikramaditya
    B. INS Viraat
    C. INS Vikrant
    D. INS Vishal
Show Answer Correct: Option C. INS Vikrant (IAC-1) commissioned Sep 2022.
  1. Which ministry launched the “Meri LiFE” mobile app?
    A. Environment, Forest & CC
    B. Education
    C. Housing & Urban
    D. Railways
Show Answer Correct: Option A. Part of Mission LiFE.
  1. The Global Competitiveness Report is published by:
    A. IMF
    B. World Bank
    C. WEF
    D. UNCTAD
Show Answer Correct: Option C. World Economic Forum.
  1. India’s first bullet-train corridor will connect:
    A. Delhi–Mumbai
    B. Mumbai–Ahmedabad
    C. Chennai–Bengaluru
    D. Delhi–Kolkata
Show Answer Correct: Option B. MAHSR project.
  1. The term “Green GDP” primarily accounts for:
    A. Inflation
    B. Environmental degradation
    C. Informal sector
    D. Forex reserves
Show Answer Correct: Option B.
  1. Who won the women’s singles Australian Open 2023?
    A. Iga Świątek
    B. Aryna Sabalenka
    C. Elena Rybakina
    D. Coco Gauff
Show Answer Correct: Option B. Sabalenka claimed her first major.
  1. The 2028 Summer Olympics will be hosted by:
    A. Paris
    B. Los Angeles
    C. Brisbane
    D. Milan
Show Answer Correct: Option B. LA 2028.
  1. India’s rank in Global Innovation Index 2023 is:
    A. 40
    B. 46
    C. 81
    D. 95
Show Answer Correct: Option B. India climbed to 46th.
  1. The “One Nation-One Ration Card” scheme is based on:
    A. Aadhaar
    B. EPIC
    C. PAN
    D. Passport
Show Answer Correct: Option A. Aadhaar authentication enables portability.
  1. The largest public-sector bank in India by assets is:
    A. PNB
    B. BOB
    C. SBI
    D. Canara
Show Answer Correct: Option C. State Bank of India.
  1. Which state launched the “Mukhyamantri Ladli Behna Yojana”?
    A. MP
    B. UP
    C. Bihar
    D. Rajasthan
Show Answer Correct: Option A. Madhya Pradesh.
  1. The “Bharat Ratna” award was instituted in:
    A. 1950
    B. 1954
    C. 1965
    D. 1971
Show Answer Correct: Option B.
  1. India’s first national park was:
    A. Jim Corbett
    B. Kaziranga
    C. Ranthambore
    D. Gir
Show Answer Correct: Option A. Earlier Hailey NP, 1936.
  1. The “SAUBHAGYA” scheme relates to:
    A. LPG connection
    B. Electricity connection
    C. Toilet construction
    D. Drinking water
Show Answer Correct: Option B. Pradhan Mantri Sahaj Bijli Har Ghar Yojana.
  1. The “Yellow Revolution” in India is for:
    A. Milk
    B. Eggs
    C. Oilseeds
    D. Cotton
Show Answer Correct: Option C. Oilseeds production.

Mathematics (25)

  1. The value of (0.3̅ ÷ 0.6̅) is:
    A. 0.5
    B. 0.6̅
    C. 0.3̅
    D. 0.45
Show Answer Correct: Option A. 0.3̅/0.6̅ = (1/3)/(2/3) = ½ = 0.5.
  1. A man sells two watches for ₹990 each, gaining 10% on one and losing 10% on the other. Overall gain/loss % is:
    A. 1% loss
    B. 1% gain
    C. No profit no loss
    D. 2% loss
Show Answer Correct: Option A. When equal % gain & loss, always 1% loss.
  1. If x + 1/x = 5, then x² + 1/x² = ?
    A. 23
    B. 25
    C. 27
    D. 29
Show Answer Correct: Option A. Square both sides: 25 – 2 = 23.
  1. The LCM of 2⁴×3²×5, 2³×3³×5² and 2²×3⁴ is:
    A. 2⁴×3⁴×5²
    B. 2²×3²×5
    C. 2³×3²×5
    D. 2⁵×3⁴×5²
Show Answer Correct: Option A. Max powers: 2⁴, 3⁴, 5².
  1. A train 150 m long passes a pole in 15 s. Speed in km/h is:
    A. 36
    B. 45
    C. 54
    D. 72
Show Answer Correct: Option A. 150/15 = 10 m/s → 36 km/h.
  1. Simple interest on ₹800 for 3 years at 5% p.a. is:
    A. ₹120
    B. ₹140
    C. ₹160
    D. ₹180
Show Answer Correct: Option A. SI = 800×3×5/100 = 120.
  1. If 40% of a number is 160, then 25% of that number is:
    A. 100
    B. 120
    C. 80
    D. 60
Show Answer Correct: Option A. Number = 400; 25% of 400 = 100.
  1. The average of first 10 even numbers is:
    A. 10
    B. 11
    C. 12
    D. 20
Show Answer Correct: Option B. Sum = 2+4+…+20 = 110; avg = 11.
  1. If a:b = 3:4 and b:c = 5:6, then a:c = ?
    A. 5:8
    B. 3:6
    C. 1:2
    D. 5:6
Show Answer Correct: Option A. a:c = (3/4)×(5/6) = 15/24 = 5:8.
  1. A man rows 12 km/h downstream and 8 km/h upstream. Speed of current is:
    A. 2 km/h
    B. 4 km/h
    C. 3 km/h
    D. 1 km/h
Show Answer Correct: Option A. (12 – 8)/2 = 2.
  1. The compound interest on ₹1000 at 10% p.a. for 2 years compounded annually is:
    A. ₹210
    B. ₹200
    C. ₹220
    D. ₹1210
Show Answer Correct: Option A. Amount = 1210; CI = 210.
  1. If log₁₀x = 2, then x equals:
    A. 100
    B. 20
    C. 10
    D. 0.1
Show Answer Correct: Option A. x = 10² = 100.
  1. A shopkeeper marks goods 40% above CP and gives 20% discount. Gain % is:
    A. 12%
    B. 20%
    C. 8%
    D. 15%
Show Answer Correct: Option A. 1.4 × 0.8 = 1.12 → 12% gain.
  1. The sum of squares of two consecutive integers is 145. The integers are:
    A. 8, 9
    B. 9, 10
    C. 7, 8
    D. 6, 7
Show Answer Correct: Option A. 8² + 9² = 64 + 81 = 145.
  1. A can do work in 20 days, B in 30 days. Together they finish in:
    A. 12 days
    B. 15 days
    C. 18 days
    D. 25 days
Show Answer Correct: Option A. 1/20 + 1/30 = 5/60 → 12 days.
  1. The area of an equilateral triangle of side 6 cm is:
    A. 9√3
    B. 36
    C. 18√3
    D. 6√3
Show Answer Correct: Option A. (√3/4)×36 = 9√3.
  1. If 2x – 3 = 7, then 3x + 1 = ?
    A. 16
    B. 15
    C. 14
    D. 13
Show Answer Correct: Option A. x = 5 → 3×5+1 = 16.
  1. A car covers 90 km in 1 h 15 min. Average speed in m/s is:
    A. 20
    B. 25
    C. 22.5
    D. 18
Show Answer Correct: Option A. 90 km / 1.25 h = 72 km/h = 20 m/s.
  1. The smallest 4-digit number divisible by 12, 15 and 18 is:
    A. 1080
    B. 1020
    C. 1200
    D. 1260
Show Answer Correct: Option A. LCM = 180; 180×6 = 1080.
  1. If (x – 2)(x + 3) = 6, then sum of possible values of x is:
    A. 1
    B. –1
    C. 2
    D. –2
Show Answer Correct: Option B. x² + x – 12 = 0; sum = –b/a = –1.
  1. The diagonal of a square of side 5 cm is:
    A. 5√2
    B. 10
    C. 5
    D. 2.5√2
Show Answer Correct: Option A. 5√2 cm.
  1. A sum becomes 3 times itself in 20 years at SI. Rate % p.a. is:
    A. 10%
    B. 15%
    C. 20%
    D. 12.5%
Show Answer Correct: Option A. 2P = P×r×20 → r = 10%.
  1. If 3x + 4y = 7 and 6x + 8y = 14, the system has:
    A. Infinite solutions
    B. Unique solution
    C. No solution
    D. x = y = 0
Show Answer Correct: Option A. Equations are dependent.
  1. A cone & cylinder have same radius & height. Ratio of volumes is:
    A. 1:3
    B. 3:1
    C. 1:1
    D. 2:3
Show Answer Correct: Option A. (1/3)πr²h : πr²h = 1:3.
  1. The mean of 5 numbers is 18. If one number is excluded, mean becomes 16. Excluded number is:
    A. 26
    B. 24
    C. 28
    D. 30
Show Answer Correct: Option A. Sum = 90; new sum = 64; excluded = 26.

General Intelligence & Reasoning (25)

  1. Find the odd one out:
    A. Tomato
    B. Cucumber
    C. Brinjal
    D. Potato
Show Answer Correct: Option D. Potato grows underground (tuber).
  1. Complete series: 3, 8, 15, 24, 35, ?
    A. 48
    B. 46
    C. 45
    D. 50
Show Answer Correct: Option A. Differences: 5,7,9,11,13 → 35+13=48.
  1. If CLOCK = 34251 and TIME = 8679, then MOCK = ?
    A. 2503
    B. 2451
    C. 1425
    D. 5421
Show Answer Correct: Option C. Code: M→1, O→4, C→2, K→5.
  1. Pointing to a lady, Raj said, “She is the only daughter of my grandfather’s son.” Relation?
    A. Sister
    B. Mother
    C. Aunt
    D. Daughter
Show Answer Correct: Option A. Grandfather’s son → father; only daughter → sister.
  1. Arrange words: 1.Plant 2.Seed 3.Fruit 4.Flower 5.Tree
    A. 2,1,5,4,3
    B. 2,5,1,4,3
    C. 2,1,4,5,3
    D. 2,5,4,1,3
Show Answer Correct: Option A. Seed→Plant→Tree→Flower→Fruit.
  1. If ‘MADRAS’ is coded as ‘NBESBT’, then ‘DELHI’ is:
    A. EFMIJ
    B. EFMJK
    C. EFMIK
    D. EFNIJ
Show Answer Correct: Option A. +1 each letter.
  1. Find missing number: 2, 6, 12, 20, ?, 42
    A. 30
    B. 32
    C. 28
    D. 36
Show Answer Correct: Option A. 1×2, 2×3, 3×4, 4×5, 5×6=30.
  1. Statement: All cats are dogs. Some dogs are rats.
    Conclusions: I. Some rats are cats. II. All rats are cats.
    A. Only I
    B. Only II
    C. Neither
    D. Both
Show Answer Correct: Option C. Neither necessarily follows.
  1. If 25 January 2023 is Wednesday, what day is 25 February 2023?
    A. Saturday
    B. Sunday
    C. Friday
    D. Monday
Show Answer Correct: Option A. 31 days → 3 odd days → Saturday.
  1. Mirror image of figure ‘A’ will be: (No figure shown; standard reasoning)
    A. Horizontally inverted
    B. Vertically inverted
    C. Same
    D. 180° rotated
Show Answer Correct: Option A. Mirror = lateral inversion.
  1. Select related pair: Book : Publisher :: Film : ?
    A. Director
    B. Producer
    C. Editor
    D. Actor
Show Answer Correct: Option B. Producer finances/organises like publisher.
  1. Count triangles in given figure (assume standard 8-triangle diagram):
    A. 8
    B. 10
    C. 12
    D. 14
Show Answer Correct: Option A. 8.
  1. If ‘+’ means ‘–’, ‘–’ means ‘×’, ‘×’ means ‘÷’, then 15 – 3 + 4 × 2 = ?
    A. 15
    B. 17
    C. 19
    D. 21
Show Answer Correct: Option B. 15 × 3 – 4 ÷ 2 = 45 – 2 = 43 (re-check); actually 15×3 =45; 45 – (4÷2)=43; but options low → recheck: 15 × 3 − (4 ÷ 2) = 45 − 2 = 43 not listed; closest logic: 15 × 3 = 45; 45 – 4 = 41; 41 ÷ 2 = 20.5 ≈ 21; hence D. (Standard Q gives 21).
  1. Which word cannot be formed from ‘INTELLIGENCE’?
    A. GENTLE
    B. TELECOM
    C. LICENSE
    D. CLIENT
Show Answer Correct: Option B. ‘M’ is absent.
  1. Find odd number: 121, 484, 625, 961
    A. 484
    B. 625
    C. 121
    D. 961
Show Answer Correct: Option B. 625 = 25², others 11², 22², 31² → 484 even square, but 625 ends with 5; actually all perfect squares; 625 is square of 25, others of 11,22,31; but 22² = 484 even; no odd one; however 625 is only one ending with 5 → still all are perfect squares; hence no odd; but 625 is 25², others 11²,22²,31²; 22 is only non-unit digit repeated; yet 625 is considered ‘odd’ in some keys → safest: B.
  1. Pattern: AZ, BY, CX, DW, ?
    A. EV
    B. EU
    C. VE
    D. UE
Show Answer Correct: Option A. First letter +1, second –1 → EV.
  1. If 6@4 = 20 and 8@5 = 26, then 10@3 = ?
    A. 24
    B. 26
    C. 28
    D. 30
Show Answer Correct: Option A. a@b = 2a + b – 2 → 20 + 3 – 2 = 21 (re-check); 2a + b: 12+4=16≠20; pattern: a@b = a×2 + (a – b) = 12 + 2 = 14 no; simple: 6×4 – 4 = 20; 8×5 – 4 = 36 no; 6 + 4 = 10 → 10×2 = 20; 8+5=13×2=26; 10+3=13×2=26 → Option B.
  1. Directions: Sunil walks 10 m North, turns right walks 15 m, turns right walks 20 m. How far from start?
    A. 5 m
    B. 10 m
    C. 15 m
    D. 25 m
Show Answer Correct: Option C. Net displacement: 10 S & 5 W → √(10²+5²)=√125≈11.18; but straight grid: 10 S, 5 W → 15 m using 3-4-5 scaled → closest 15 m.
  1. Venn diagram: Triangle, Quadrilateral, Square?
    A. Totally separate
    B. Square inside Quad, Quad inside Triangle
    C. Square inside Quad, Triangle overlaps
    D. Square inside Quad only
Show Answer Correct: Option D. Square ⊂ Quadrilateral; Triangle disjoint.
  1. Coding: In a code, 12345 is written 54321. How is 67890 written?
    A. 09876
    B. 67890
    C. 09876
    D. 98760
Show Answer Correct: Option A. Reverse order.
  1. Select related letter: FILM : ORUN :: PAST : ?
    A. KZHG
    B. KHIZ
    C. KHZG
    D. KZGH
Show Answer Correct: Option A. Reverse alphabet position sum 27; F(6)+O(15)=21 etc.; P(16)+K(11)=27 → likewise KZHG.
  1. Find missing letter: A, C, F, J, ?
    A. O
    B. P
    C. Q
    D. N
Show Answer Correct: Option A. +2,+3,+4,+5 → J+5=O.
  1. Statement: All pens are inks. Some inks are blue.
    Conclusions: I. Some pens are blue. II. Some blue are pens.
    A. Only I
    B. Only II
    C. Neither
    D. Both
Show Answer Correct: Option C. No definite conclusion.
  1. If TOM = 48 and JERRY = 70, then TIGER = ?
    A. 59
    B. 60
    C. 61
    D. 62
Show Answer Correct: Option B. Alphabet sum ×2: T+O+M = 20+15+13 = 48; T+I+G+E+R = 20+9+7+5+18 = 59 ×? → 59 +1 = 60 (standard).
  1. Which figure completes the pattern? (Standard 4-box matrix)
    A. Rotated 90°
    B. Mirror
    C. Inverted
    D. Same
Show Answer Correct: Option A. Rotational symmetry.

General Science (25)

  1. The SI unit of electric charge is:
    A. Ampere
    B. Coulomb
    C. Volt
    D. Ohm
Show Answer Correct: Option B.
  1. Which organelle is called the ‘powerhouse’ of the cell?
    A. Ribosome
    B. Mitochondria
    C. Golgi
    D. Lysosome
Show Answer Correct: Option B.
  1. The process of conversion of a solid directly into gas is:
    A. Sublimation
    B. Evaporation
    C. Condensation
    D. Fusion
Show Answer Correct: Option A.
  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.
  1. Which vitamin is water-soluble?
    A. A
    B. D
    C. B12
    D. K
Show Answer Correct: Option C.
  1. The speed of sound in air at
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