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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option C. 61st Amendment Act, 1988.
  1. The currency of Argentina is:
    A. Peso
    B. Real
    C. Dollar
    D. Franc
Show AnswerCorrect: Option A. Argentine Peso.
  1. India’s first solar-powered railway station is:
    A. Guwahati
    B. Jaipur
    C. Hyderabad
    D. Kochi
Show AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option A. Part of Mission LiFE.
  1. The Global Competitiveness Report is published by:
    A. IMF
    B. World Bank
    C. WEF
    D. UNCTAD
Show AnswerCorrect: 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 AnswerCorrect: Option B. MAHSR project.
  1. The term “Green GDP” primarily accounts for:
    A. Inflation
    B. Environmental degradation
    C. Informal sector
    D. Forex reserves
Show AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option B. LA 2028.
  1. India’s rank in Global Innovation Index 2023 is:
    A. 40
    B. 46
    C. 81
    D. 95
Show AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option C. State Bank of India.
  1. Which state launched the “Mukhyamantri Ladli Behna Yojana”?
    A. MP
    B. UP
    C. Bihar
    D. Rajasthan
Show AnswerCorrect: Option A. Madhya Pradesh.
  1. The “Bharat Ratna” award was instituted in:
    A. 1950
    B. 1954
    C. 1965
    D. 1971
Show AnswerCorrect: Option B.
  1. India’s first national park was:
    A. Jim Corbett
    B. Kaziranga
    C. Ranthambore
    D. Gir
Show AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option A. Amount = 1210; CI = 210.
  1. If log₁₀x = 2, then x equals:
    A. 100
    B. 20
    C. 10
    D. 0.1
Show AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option A. (√3/4)×36 = 9√3.
  1. If 2x – 3 = 7, then 3x + 1 = ?
    A. 16
    B. 15
    C. 14
    D. 13
Show AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option D. Potato grows underground (tuber).
  1. Complete series: 3, 8, 15, 24, 35, ?
    A. 48
    B. 46
    C. 45
    D. 50
Show AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option A. +1 each letter.
  1. Find missing number: 2, 6, 12, 20, ?, 42
    A. 30
    B. 32
    C. 28
    D. 36
Show AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option A. Mirror = lateral inversion.
  1. Select related pair: Book : Publisher :: Film : ?
    A. Director
    B. Producer
    C. Editor
    D. Actor
Show AnswerCorrect: 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 AnswerCorrect: Option A. 8.
  1. If ‘+’ means ‘–’, ‘–’ means ‘×’, ‘×’ means ‘÷’, then 15 – 3 + 4 × 2 = ?
    A. 15
    B. 17
    C. 19
    D. 21
Show AnswerCorrect: 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 AnswerCorrect: Option B. ‘M’ is absent.
  1. Find odd number: 121, 484, 625, 961
    A. 484
    B. 625
    C. 121
    D. 961
Show AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option A. Reverse order.
  1. Select related letter: FILM : ORUN :: PAST : ?
    A. KZHG
    B. KHIZ
    C. KHZG
    D. KZGH
Show AnswerCorrect: 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 AnswerCorrect: 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 AnswerCorrect: Option C. No definite conclusion.
  1. If TOM = 48 and JERRY = 70, then TIGER = ?
    A. 59
    B. 60
    C. 61
    D. 62
Show AnswerCorrect: 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 AnswerCorrect: Option A. Rotational symmetry.

General Science (25)

  1. The SI unit of electric charge is:
    A. Ampere
    B. Coulomb
    C. Volt
    D. Ohm
Show AnswerCorrect: Option B.
  1. Which organelle is called the ‘powerhouse’ of the cell?
    A. Ribosome
    B. Mitochondria
    C. Golgi
    D. Lysosome
Show AnswerCorrect: Option B.
  1. The process of conversion of a solid directly into gas is:
    A. Sublimation
    B. Evaporation
    C. Condensation
    D. Fusion
Show AnswerCorrect: Option A.
  1. The pH of human blood is approximately:
    A. 6.8
    B. 7.0
    C. 7.4
    D. 8.0
Show AnswerCorrect: Option C.
  1. Which vitamin is water-soluble?
    A. A
    B. D
    C. B12
    D. K
Show AnswerCorrect: Option C.
  1. The speed of sound in air at
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