GATE Practice Question and Answer

Q: Find the odd man out in the following number series? 71, 88, 113, 150, 203, 277 1909 0

  • 1
    277
    Correct
    Wrong
  • 2
    203
    Correct
    Wrong
  • 3
    150
    Correct
    Wrong
  • 4
    113
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "277"
Explanation :

Answer: A) 277 Explanation: The given number series is    71      88       113       150       203          277    +17    +25       +37      +53        +74         +8      +12        +16       +21             +4          +4         +5   The series should be  71  88  112   150    203   276 i.e, the differences of the difference should be +4.   Hence, the odd man in the given series is 277.

Q: You can drop me from the longest building & I will be LIVE, but if you drop me in the water I DIE. WHO AM I? 1390 0

  • Show AnswerHide Answer
  • Workspace

Answer :
Explanation :

A Paper.

Q: When was Zoroastrianism founded? 1601 0

  • 1
    4th century BCE
    Correct
    Wrong
  • 2
    6th century BCE
    Correct
    Wrong
  • 3
    8th century BCE
    Correct
    Wrong
  • 4
    10th century BCE
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "6th century BCE"
Explanation :

Answer: B) 6th century BCE Explanation: Zoroastrianism is one of the world's oldest extant religions. It is the ancient pre-Islamic religion of Iran that survives there in isolated areas and, more prosperously, in India, where the descendants of Zoroastrian Iranian (Persian) immigrants are known as Parsis, or Parsees.   The Iranian prophet and religious reformer Zarathustra flourished before the 6th century BCE more widely known outside Iran as Zoroaster is traditionally regarded as the founder of the religion.   Zoroastrianism contains both monotheistic and dualistic features. It likely influenced the other major Western religions—Judaism, Christianity, and Islam.

Q: Absolute value of 9? 1671 0

  • 1
    0
    Correct
    Wrong
  • 2
    9
    Correct
    Wrong
  • 3
    8
    Correct
    Wrong
  • 4
    -9
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "9"
Explanation :

Answer: B) 9 Explanation: Absolute value of a number : It means that the distance of a number from 0 on a number line.    Here absolute value of 9 is that on a number line 9 is 9 units away from 0. Hence its absolute value is 9. Similarly, absolute value of -9 means -9 is also 9 units away from the 0 on number line. Hence, absolute value of -9 is also 9.   Hence, the absolute value of 9 is 9.

Q: What is 70 of 50? 1508 0

  • 1
    35
    Correct
    Wrong
  • 2
    38
    Correct
    Wrong
  • 3
    42
    Correct
    Wrong
  • 4
    44
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "35"
Explanation :

Answer: A) 35 Explanation: what is 70 of 50 means 70% of 50   ⇒70 x 50100= 7 x 5= 35   Hence, 70 of 50 is 35.

Q: Sound travels fastest in 1873 0

  • 1
    Vacuum
    Correct
    Wrong
  • 2
    Air
    Correct
    Wrong
  • 3
    Glass
    Correct
    Wrong
  • 4
    Water
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "Glass"
Explanation :

Answer: C) Glass Explanation: Sound is a mechanical vibration and needs a medium for propagation. The higher the density of the medium, the faster the sound travels. So, sound cannot travel through vacuum.   As the sound travels faster in solids than liquids and gases, sound travels faster in the glass than Air and water.

Q: Which term is a type of detail? 1796 0

  • 1
    chronology
    Correct
    Wrong
  • 2
    prose
    Correct
    Wrong
  • 3
    style
    Correct
    Wrong
  • 4
    statistic
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "chronology"
Explanation :

Answer: A) chronology Explanation: In chronology, the sequence of events from the latest to the oldest events or vice versa is laid. In this case, the details of how a particular event or place or thought developed through time is detailed in a chronology.    Hence, the term chronology is a type of detail.

Q: From a group of 7 boys and 6 girls, five persons are to be selected to form a team, so that at least 3 girls are there in the team. In how many ways can it be done? 1663 0

  • 1
    427
    Correct
    Wrong
  • 2
    531
    Correct
    Wrong
  • 3
    651
    Correct
    Wrong
  • 4
    714
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "531"
Explanation :

Answer: B) 531 Explanation: Given in the question that, there are 7 boys and 6 girls.  Team members = 5 Now, required number of ways in which a team of 5 having atleast 3 girls in the team =  6C3  x 7C2  + 6C4 x 7C1 + 6C5= 6x5x43x2x1 x 7x62x1 + 6x5x4x34x3x2x1 x 7 + 6x5x4x3x25x4x3x2x1= 420 + 105 + 6= 531.

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully