GATE Practice Question and Answer

Q: How many degrees will the minute hand move, in the same time in which the second hand move 5400 ? 2259 0

  • 1
    90 degrees
    Correct
    Wrong
  • 2
    85 degrees
    Correct
    Wrong
  • 3
    60 degrees
    Correct
    Wrong
  • 4
    45 degrees
    Correct
    Wrong
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Answer : 1. "90 degrees"
Explanation :

Answer: A) 90 degrees Explanation: Minute hand covers 5400/60 = 90°

Q: Dot cabs company provides cabs for software employees. The company has 8 Swift dzires, 6 Scorpios, 7 Innovas and few small cars. If Swift dzire makes one fourth of the total fleet, how many small cars are there in the company ? 2259 0

  • 1
    9
    Correct
    Wrong
  • 2
    10
    Correct
    Wrong
  • 3
    11
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
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Answer : 3. "11"
Explanation :

Answer: C) 11 Explanation: Given the company has 8 SD + 6 SRP + 7 IN = 21 cars + 'x' small cars.Given SD makes 1/4 th of the total fleet.=> 8 = 1/4 (21 + x)=> 32 = 21 + x=> x = 11 Therefore, the company has 11 small cars.

Q: A decision committee of 5 members is to be formed out of 4 Actors, 3 Directors and 2 Producers. In how many ways a committee of 2 Actors, 2 Directors and 1 Producer can be formed ? 2258 0

  • 1
    18
    Correct
    Wrong
  • 2
    24
    Correct
    Wrong
  • 3
    36
    Correct
    Wrong
  • 4
    32
    Correct
    Wrong
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Answer : 3. "36"
Explanation :

Answer: C) 36 Explanation: Required Number of ways = 4C2 × 3C2 × 2C1 = 36 = 36

Q: In a test, minimum passing percentage for girls and boys is 35% and 40% respectively. A boy scored 483 marks and failed by 117 marks. What is the minimum passing marks for girls ? 2258 0

  • 1
    625
    Correct
    Wrong
  • 2
    525
    Correct
    Wrong
  • 3
    425
    Correct
    Wrong
  • 4
    325
    Correct
    Wrong
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Answer : 2. "525"
Explanation :

Answer: B) 525 Explanation: Given 40% minimum passing marks for boys = 483 + 117 = 600=> 1% = 600/40 => 100% = 600 x 100/40 = 1500Minimum passing marks for girls = 35% of 1500 = 35 x 1500/100 = 525.

Q: 7 years ago, the ratio of the ages of Anirudh to that of Bhavana, was 7:9. Chandhu is 12 years older than Anirudh and 12 years younger than Bhavana. What is Chandhu's present age? 2257 0

  • 1
    91 years
    Correct
    Wrong
  • 2
    115 years
    Correct
    Wrong
  • 3
    103 years
    Correct
    Wrong
  • 4
    Can't be determined
    Correct
    Wrong
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Answer : 3. "103 years"
Explanation :

Answer: C) 103 years Explanation: Let present Anirudh's age be 'A' and Bhavana's age be 'B' Given seven years, their ratio is 7:9 => A-7 : B-7 = 7 : 9 => 9A - 7B = 14 .......(1) And given, Chandhu is 12 years older than A nad 12 years younger than B => C = A + 12....(2) => B = C + 12 => B = A + 12 + 12 .....(From (2)) => B = A + 24 ....(3) Put (3) in (1) 9A - 7(A+24) = 14 9A - 7A - 168 = 14 2A = 182 => A = 91 years => C = A + 12 = 91 +12 = 103 years.

Q: What is two weeks from today? 2256 0

  • 1
    same day
    Correct
    Wrong
  • 2
    previous day
    Correct
    Wrong
  • 3
    next day
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 1. "same day"
Explanation :

Answer: A) same day Explanation: We know that the day repeats every 7 days, 14 days, 21 days,... So if today is Monday, after 7 days it is again Monday, after 14 days again it is Monday. Hence, after 2 weeks i.e, 14 days the day repeats and is the same day.

Q: Find the odd man out of the following number series? 22, 26, 42, 78, 142, 244 2254 0

  • 1
    244
    Correct
    Wrong
  • 2
    142
    Correct
    Wrong
  • 3
    78
    Correct
    Wrong
  • 4
    42
    Correct
    Wrong
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Answer : 1. "244"
Explanation :

Answer: A) 244 Explanation: The given number series 22, 26, 42, 78, 142, 244 follows a pattern that, 2222 + 22 = 22 + 4 = 2626 + 42 = 26 + 16 = 4242 + 62 = 42 + 36 = 7878 + 82 = 78 + 64 = 142142 + 102 = 142 + 100 = 242    Hence, the odd one in the given number series is 244.

Q: Largest gulf in the world 2253 0

  • 1
    Persian Gulf
    Correct
    Wrong
  • 2
    Gulf of Mannar
    Correct
    Wrong
  • 3
    Gulf of Mexico
    Correct
    Wrong
  • 4
    Gulf of Carpentaria
    Correct
    Wrong
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Answer : 3. "Gulf of Mexico"
Explanation :

Answer: C) Gulf of Mexico Explanation: *  The Gulf of Mexico, bordered by the United States, Mexico, and the island nation of Cuba, is the worlds largest gulf. *  It has a coastline of about 5,000 kilometers (3,100 miles). *  The Gulf of Mexico is connected to the Atlantic Ocean by the Straits of Florida, between Cuba and the U.S. state of Florida. *  It is largely surrounded by the North American continent.

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