RRB NTPC Practice Set 61

General Awareness (25)

  1. Which country will host the 2026 Commonwealth Games?
    A. Australia B. Malaysia C. India D. South Africa
Show Answer Correct: Option A. The 2026 Commonwealth Games are scheduled to be held in the Australian state of Victoria.
  1. The book “The India Way” was authored by
    A. S. Jaishankar B. Nirmala Sitharaman C. Narendra Modi D. Shashi Tharoor
Show Answer Correct: Option A. External Affairs Minister Dr. S. Jaishankar wrote “The India Way”.
  1. India’s first solar-powered railway station is
    A. Jaipur B. Guwahati C. Secunderabad D. Bangalore City
Show Answer Correct: Option B. Guwahati railway station became India’s first solar-powered rail station in 2017.
  1. Which Article of the Indian Constitution deals with the Finance Commission?
    A. 280 B. 256 C. 324 D. 360
Show Answer Correct: Option A. Article 280 provides for the Finance Commission.
  1. The 2023 G-20 Summit was held in
    A. Bali B. New Delhi C. Rome D. Hamburg
Show Answer Correct: Option B. India hosted the 2023 Summit at Bharat Mandapam, New Delhi.
  1. The world’s largest active volcano is
    A. Etna B. Mauna Loa C. Vesuvius D. Stromboli
Show Answer Correct: Option B. Mauna Loa in Hawaii is the largest active volcano by volume.
  1. The currency of Argentina is
    A. Peso B. Real C. Dollar D. Sol
Show Answer Correct: Option A. Argentine Peso.
  1. “KALIA” scheme is associated with which state?
    A. Kerala B. Karnataka C. Odisha D. Tamil Nadu
Show Answer Correct: Option C. Krushak Assistance for Livelihood and Income Augmentation (KALIA) is an Odisha farmer welfare scheme.
  1. Who is the present (as of June 2024) Chairman of ISRO?
    A. S. Somanath B. K. Sivan C. A. S. Kiran Kumar D. P. S. Veeraraghavan
Show Answer Correct: Option A. Dr. S. Somanath is the current Chairman.
  1. India’s first National Rail and Transportation University is located in
    A. Pune B. Vadodara C. Hyderabad D. Bhubaneswar
Show Answer Correct: Option B. National Rail and Transportation Institute (NRTI) at Vadodara.
  1. The “Golden Revolution” is related to
    A. Wheat B. Horticulture C. Oilseeds D. Pulses
Show Answer Correct: Option B. Golden Revolution denotes growth in horticulture, apples, saffron etc.
  1. Which regiment is known as “The Bravest of the Brave”?
    A. Gorkha B. Sikh C. Rajputana Rifles D. Madras
Show Answer Correct: Option A. The Gorkha Regiment’s bravery earned this sobriquet.
  1. The maximum membership of the Rajya Sabha from any state is limited to
    A. 12 B. 22 C. 31 D. 40
Show Answer Correct: Option C. Uttar Pradesh has 31 RS seats, the highest.
  1. “Project Tiger” was launched in
    A. 1973 B. 1980 C. 1965 D. 1992
Show Answer Correct: Option A. 1973 from Corbett.
  1. The 2022 FIFA World Cup final was played at
    A. Al Bayt B. Lusail C. Education City D. Khalifa
Show Answer Correct: Option B. Lusail Stadium, Qatar.
  1. Which Indian city is called the “Silicon Valley of India”?
    A. Hyderabad B. Bengaluru C. Pune D. Chennai
Show Answer Correct: Option B. Bengaluru.
  1. The boundary line between India and China is called
    A. McMahon Line B. Radcliffe Line C. Durand Line D. 38th Parallel
Show Answer Correct: Option A.
  1. Who wrote the autobiography “A Shot at History”?
    A. Abhinav Bindra B. Gagan Narang C. Rajyavardhan Rathore D. Neeraj Chopra
Show Answer Correct: Option A. Olympic gold-medallist shooter Abhinav Bindra.
  1. India’s first bullet-train corridor (Mumbai–Ahmedabad) uses technology from
    A. France B. Japan C. Germany D. China
Show Answer Correct: Option B. Shinkansen (Japan) E5 series.
  1. The “Duckworth-Lewis” method is used in
    A. Football B. Tennis C. Cricket D. Hockey
Show Answer Correct: Option C. Rain-rule in cricket.
  1. Which state has the highest installed solar capacity as of 2023?
    A. Rajasthan B. Gujarat C. Tamil Nadu D. Maharashtra
Show Answer Correct: Option A. Rajasthan leads (>17 GW).
  1. The “One Nation, One Ration Card” scheme was rolled out in
    A. 2018 B. 2019 C. 2020 D. 2021
Show Answer Correct: Option C. Nationwide implementation from July 2020.
  1. The headquarters of the Asian Development Bank is
    A. Singapore B. Manila C. Bangkok D. Jakarta
Show Answer Correct: Option B. Mandaluyong, Metro Manila, Philippines.
  1. Which day is observed as “National Voters’ Day” in India?
    A. 9 Aug B. 25 Jan C. 1 Nov D. 2 Oct
Show Answer Correct: Option B. 25 January since 2011.
  1. The “Sagarmala” project is associated with
    A. Ports & shipping B. Aviation C. Highways D. Railways
Show Answer Correct: Option A. Port-led development under Ministry of Ports.

Mathematics (25)

  1. The value of (0.3̅ ÷ 0.6̅) is
    A. 0.5 B. 0.55 C. 0.6 D. 0.4
Show Answer Correct: Option A. 0.3̅ = 1/3, 0.6̅ = 2/3 → (1/3)/(2/3)=1/2=0.5
  1. If 3x–4y=–5 and 2x+3y=18, then x+y=
    A. 7 B. 8 C. 9 D. 10
Show Answer Correct: Option B. Solving simultaneously: x=3, y=5 → x+y=8
  1. A train 180 m long crosses a pole in 9 s. Speed in km/h is
    A. 60 B. 72 C. 75 D. 80
Show Answer Correct: Option B. Speed = 180/9 = 20 m/s = 72 km/h
  1. The compound interest on ₹4000 at 10% p.a. compounded half-yearly for 1 year is
    A. ₹400 B. ₹410 C. ₹420 D. ₹441
Show Answer Correct: Option C. A=4000(1+0.05)^2=4410 → CI=410 (approx) (exact 410.25) Nearest 410
  1. If a:b=3:4 and b:c=8:9, then a:c=
    A. 1:2 B. 2:3 C. 3:4 D. 4:5
Show Answer Correct: Option B. a:c = (3/4)(8/9)=24/36=2:3
  1. A man buys 11 oranges for ₹10 and sells 10 for ₹11. Gain% is
    A. 10% B. 11% C. 21% D. 25%
Show Answer Correct: Option C. CP of 110 = 100, SP of 110 = 121 → 21% gain
  1. The least number which when divided by 12, 18, 24 leaves remainder 5 in each case is
    A. 149 B. 144 C. 77 D. 72
Show Answer Correct: Option A. LCM=72 → 72×2+5=149
  1. If x+1/x=5, then x²+1/x²=
    A. 23 B. 24 C. 25 D. 27
Show Answer Correct: Option A. (x+1/x)²=25 → x²+1/x²=23
  1. A shopkeeper marks goods 40% above CP and gives 20% discount. Net gain% is
    A. 12% B. 15% C. 18% D. 20%
Show Answer Correct: Option A. 1.4×0.8=1.12 → 12%
  1. The average of first 10 even numbers is
    A. 10 B. 11 C. 12 D. 20
Show Answer Correct: Option B. Sum=110 → avg=11
  1. If 2^(x+3)=4^(x–1), then x=
    A. 5 B. 4 C. 3 D. 2
Show Answer Correct: Option A. 2^(x+3)=2^(2x–2) → x+3=2x–2 → x=5
  1. A can do work in 15 days, B in 20 days. Together in how many days?
    A. 8 B. 8.57 C. 9 D. 10
Show Answer Correct: Option B. 1/15+1/20=7/60 → 60/7≈8.57 days
  1. The sum of angles of a polygon of 9 sides is
    A. 1260° B. 1080° C. 900° D. 1440°
Show Answer Correct: Option A. (9–2)×180=1260°
  1. If cosθ=5/13, then tanθ=
    A. 12/5 B. 5/12 C. 13/5 D. 12/13
Show Answer Correct: Option A. opp=12 → tan=12/5
  1. A sum doubles in 8 years at simple interest. Rate% p.a. is
    A. 10% B. 12.5% C. 15% D. 8%
Show Answer Correct: Option B. SI=P → R=100P/(P×8)=12.5%
  1. The value of 7log(16/15)+5log(25/24)+3log(81/80) is
    A. 0 B. log2 C. log3 D. log5
Show Answer Correct: Option B. Simplifies to log2
  1. A car travels 40 km at 20 km/h and next 40 km at 30 km/h. Average speed is
    A. 24 B. 25 C. 26 D. 27
Show Answer Correct: Option A. 80/(2+4/3)=80/(10/3)=24 km/h
  1. The radius of a sphere is 3 cm. Volume (π≈3.14) is
    A. 113.04 B. 108 C. 120 D. 141.3
Show Answer Correct: Option A. 4/3 πr³=4/3×3.14×27≈113.04 cm³
  1. If 30% of x is 60, then x=
    A. 180 B. 200 C. 250 D. 300
Show Answer Correct: Option B. 0.3x=60 → x=200
  1. The HCF of 144 and 198 is
    A. 18 B. 24 C. 36 D. 9
Show Answer Correct: Option A. 144=2^4×3^2, 198=2×3^2×11 → HCF=18
  1. A man sold two watches for ₹990 each; on one he gains 10% and on the other loses 10%. Net result is
    A. 1% loss B. 1% gain C. No loss no gain D. 2% loss
Show Answer Correct: Option A. Always 1% loss in such cases
  1. The smallest 4-digit number exactly divisible by 12, 15, 18 is
    A. 1000 B. 1080 C. 1260 D. 1200
Show Answer Correct: Option B. LCM=180 → 180×6=1080
  1. If a²+b²=45 and ab=18, then a+b=
    A. 9 B. 8 C. 7 D. 6
Show Answer Correct: Option A. (a+b)²=45+36=81 → a+b=9
  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. A dice is thrown twice. Probability that sum is 9 is
    A. 1/9 B. 1/12 C. 4/36 D. 4/11
Show Answer Correct: Option A. Favourable (3,6)(4,5)(5,4)(6,3)=4 → 4/36=1/9

General Intelligence & Reasoning (25)

  1. Find the odd one: Delhi, Mumbai, Kolkata, Pune
    A. Delhi B. Mumbai C. Kolkata D. Pune
Show Answer Correct: Option D. Pune is not a state capital among the choices.
  1. Complete series: 3, 8, 18, 38, ?
    A. 78 B. 68 C. 58 D. 48
Show Answer Correct: Option A. 3×2+2=8, 8×2+2=18 … 38×2+2=78
  1. If RIP stands for QHO, then SUN stands for
    A. RTM B. RTN C. TUM D. STM
Show Answer Correct: Option A. –1 series: R→Q, I→H, P→O → S→R, U→T, N→M → RTM
  1. Pointing to a lady, a man said, “She is the only daughter of my father’s son.” How is lady related?
    A. Daughter B. Niece C. Sister D. Wife
Show Answer Correct: Option A. Man’s son’s daughter → granddaughter to man, but only daughter of son → daughter
  1. Arrange words: 1.Tree 2.Seed 3.Fruit 4.Plant
    A. 2,4,1,3 B. 2,1,4,3 C. 4,2,1,3 D. 1,2,3,4
Show Answer Correct: Option A. Seed→Plant→Tree→Fruit
  1. Select pair with same relation as “Doctor : Stethoscope”
    A. Author : Pen B. Carpenter : Anvil C. Farmer : Plough D. Painter : Brush
Show Answer Correct: Option D. Tool of trade
  1. In a code, FRIEND is written as EQHDMC, then ENEMY is
    A. DLDLX B. DLDMX C. DLFLW D. DLELX
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… 5×6=30
  1. If ‘+’ means ‘×’, ‘–’ means ‘+’, ‘×’ means ‘–’, then 6–4+2×5=
    A. 10 B. 12 C. 14 D. 16
Show Answer Correct: Option C. 6+4×2–5=6+8–5=14
  1. Count triangles in given figure (assume a simple triangle with one median)
    A. 3 B. 4 C. 5 D. 6
Show Answer Correct: Option C. 5 triangles
  1. Statement: All pens are pencils. Some pencils are erasers.
    Conclusion: I. Some pens are erasers. II. Some erasers are pencils.
    A. Only I B. Only II C. Both D. Neither
Show Answer Correct: Option B. II follows, I need not.
  1. Ram is 15th from left and 18th from right in a row. Total students?
    A. 32 B. 31 C. 33 D. 30
Show Answer Correct: Option A. 15+18–1=32
  1. Select odd numeral pair: 4–16, 5–25, 6–36, 7–48
    A. 4–16 B. 5–25 C. 6–36 D. 7–48
Show Answer Correct: Option D. 7²=49≠48
  1. A clock is started at noon. By 10 minutes past 5, hour hand has turned
    A. 155° B. 160° C. 150° D. 145°
Show Answer Correct: Option A. 5 h 10 m = 31/6 h → 30×31/6=155°
  1. If 1st Jan 2023 is Sunday, then 1st Jan 2024 is
    A. Monday B. Tuesday C. Sunday D. Saturday
Show Answer Correct: Option A. 2023 not leap → +1 → Monday
  1. Find word that cannot be formed from “ADMINISTRATION”
    A. MIND B. STATION C. RATION D. MINER
Show Answer Correct: Option D. No E in ADMINISTRATION
  1. Direction: Walk 10 m North, 10 m East, 10 m South. Distance from start?
    A. 0 B. 10 m E C. 10 m W D. 20 m N
Show Answer Correct: Option B. 10 m East
  1. Mirror image of “dIgit”
    A. tigid B. tigId C. tigid D. tigId
Show Answer Correct: Option D. Capital I mirrored as I, lowercase reversed
  1. Series: AZ, BY, CX, DW, ?
    A. EV B. VE C. EU D. EV
Show Answer Correct: Option A. EV (E-V)
  1. If 4×2=32, 5×3=50, then 6×4=
    A. 96 B. 48 C. 64 D. 72
Show Answer Correct: Option A. Pattern a×b → a×b×b → 6×4×4=96
  1. Odd one: Triangle, Square, Pentagon, Circle
    A. Triangle B. Square C. Pentagon D. Circle
Show Answer Correct: Option D. Only curved figure
  1. Venn diagram: School, Classroom, Blackboard
    A. School⊃Classroom⊃Blackboard B. All separate C. Overlapping only D. None
Show Answer Correct: Option A. Nested
  1. If P is brother of Q, Q is sister of R, R is father of S, then P is
    A. Uncle B. Father C. Grandfather D. Brother
Show Answer Correct: Option A. Uncle of S
  1. Missing letter: A, C, F, J, ?
    A. O B. P C. Q D. N
Show Answer Correct: Option A. +2,+3,+4,+5 → O
  1. Statement A: All cats are dogs. Statement B: All dogs are rats.
    Conclusion: All cats are rats.
    A. True B. False C. Uncertain D. Absurd
Show Answer Correct: Option A. Syllogism valid

General Science (25)

  1. The SI unit of electric charge is
    A. Ampere B. Coulomb C. Volt D. Ohm
Show Answer Correct: Option B. Coulomb
  1. Which part of human brain controls balance?
    A. Cerebrum B. Cerebellum C. Medulla D. Hypothalamus
Show Answer Correct: Option B. Cerebellum
  1. The process of conversion of sugar into alcohol is
    A. Fermentation B. Esterification C. Saponification D. Hydrogenation
Show Answer Correct: Option A. Fermentation by yeast
  1. The metal stored in kerosene to prevent reaction is
    A. Na B. Mg C. Al D. Zn
Show Answer Correct: Option A. Sodium
  1. The speed of sound in vacuum is
    A. 0 B. 332 m/s C. 3×10⁸ m/s D. 1500 m/s
Show Answer Correct: Option A. Sound needs medium
  1. pH of human blood is approximately
    A. 6.8 B. 7.0 C. 7.4 D. 8.0
Show Answer Correct: Option C. 7.4 slightly alkaline
  1. Which lens is used to correct myopia?
    A. Convex B. Concave C. Cylindrical D. Bifocal
Show Answer Correct: Option B. Concave
  1. The chemical formula of baking soda is
    A. Na₂CO₃ B. NaHCO₃ C. NaCl D. NaOH
Show Answer Correct: Option B. Sodium bicarbonate
  1. The powerhouse of cell is
    A. Ribosome B. Mitochondria C. Golgi D. Lysosome
Show Answer Correct: Option B. Mitochondria
  1. Which gas is released during photosynthesis?
    A. CO₂ B. O₂ C. N₂ D. H₂
Show Answer Correct: Option B. Oxygen
  1. The hardest natural substance is
    A. Graphite B. Diamond C. Quartz D. Corundum
Show Answer Correct: Option B. Diamond
  1. Which wave cannot be polarised?
    A. Radio B. Ultrasonic C. Light D. X-ray
Show Answer Correct: Option B. Sound (longitudinal) waves
  1. The device to measure electric current is
    A. Voltmeter B. Ammeter C. Galvanometer D. Ohmmeter
Show Answer Correct: Option B. Ammeter
  1. The hormone insulin is secreted by
    A. Liver B. Pancreas C. Thyroid D. Pituitary
Show Answer Correct: Option B. β-cells of pancreas
  1. The
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