CAT Practice Question and Answer

Q: The most populous city in the world is  ? 1868 0

  • 1
    Tokyo
    Correct
    Wrong
  • 2
    Paris
    Correct
    Wrong
  • 3
    Peking
    Correct
    Wrong
  • 4
    London
    Correct
    Wrong
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Answer : 1. "Tokyo"
Explanation :

Answer: A) Tokyo Explanation:

Q: How old are you if you are born in 1995? 1865 0

  • 1
    22
    Correct
    Wrong
  • 2
    23
    Correct
    Wrong
  • 3
    24
    Correct
    Wrong
  • 4
    25
    Correct
    Wrong
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Answer : 2. "23"
Explanation :

Answer: B) 23 Explanation: Calculating Age has 2 conditions. Let your Birthday is on January 1st. 1. If the month in which you are born is completed in the present year i.e, your birthday, then Your Age = Present year - Year you are born  As of now, present year = 2018 i.e, Age = 2018 - 1995 = 23 years.   2. If the month in which you are born is not completed in the present year i.e, your birthday, then Your Age = Last year - Year you are born As of now, present year = 2018 i.e, Age = 2017 - 1995 = 22 years.

Q: Tehri dam is located on which of the following rivers? 1865 0

  • 1
    Brahmaputra
    Correct
    Wrong
  • 2
    Godavari
    Correct
    Wrong
  • 3
    Ganga
    Correct
    Wrong
  • 4
    Bhagirathi
    Correct
    Wrong
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Answer : 4. "Bhagirathi"
Explanation :

Answer: D) Bhagirathi Explanation: Tehri dam is located on the river Bhagirathi. It is a multi-purpose rock and earth-fill embankment dam on the Bhagirathi River near Tehri in Uttarakhand, India.   It is the primary dam of the THDC India Ltd. and the Tehri hydroelectric complex.

Q: A bag contains 3 red balls, 5 yellow balls and 7 pink balls. If one ball is drawn at random from the bag, what is the probability that it is either pink or red? 1864 0

  • 1
    2/3
    Correct
    Wrong
  • 2
    1/8
    Correct
    Wrong
  • 3
    3/8
    Correct
    Wrong
  • 4
    3/4
    Correct
    Wrong
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Answer : 1. "2/3"
Explanation :

Answer: A) 2/3 Explanation: Given number of balls = 3 + 5 + 7 = 15 One ball is drawn randomly = 15C1 probability that it is either pink or red = 7C1 + 3C115C1 = 7 + 315 = 1015 = 23

Q: Who has become the first cricketer to score 10,000 runs in T20 cricket ? 1864 0

  • 1
    David Warner
    Correct
    Wrong
  • 2
    Virat Kohli
    Correct
    Wrong
  • 3
    Chris Gayle
    Correct
    Wrong
  • 4
    Suresh Raina
    Correct
    Wrong
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Answer : 3. "Chris Gayle"
Explanation :

Answer: C) Chris Gayle Explanation:

Q: 1.12.91 is the first Tuesday. Which is the fourth Thursday of December 91  ? 1864 0

  • 1
    22.12.91
    Correct
    Wrong
  • 2
    25.12.91
    Correct
    Wrong
  • 3
    24.12.91
    Correct
    Wrong
  • 4
    23.12.91
    Correct
    Wrong
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Answer : 2. "25.12.91"
Explanation :

Answer: B) 25.12.91 Explanation: Given that 2.12.91 is the first TuesdayHence we can assume that 4.12.91 is the first Thursday If we add 7 days to 4.12.91, we will get second ThursdayIf we add 14 days to 4.12.91, we will get third ThursdayIf we add 21 days to 4.12.91, we will get fourth Thursday => fourth Thursday = (4.12.91 + 21 days) = 25.12.91.

Q: What is the Focus of an Earthquake? 1864 0

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Answer :
Explanation :

A Focus of an earthquake is the location where the earthquake begins. The ground ruptures at this spot, then seismic waves radiate outward in all directions. At this focus point, the release of energy due to faulting actually occurs during an earthquake. The point directly above the focus on the surface is called Epicenter. The focus is also called as Hypocenter as it is the synonym of the focus.

Q: Acceptable noise level for human ear 1863 0

  • 1
    > 85 db
    Correct
    Wrong
  • 2
    = 85 db
    Correct
    Wrong
  • 3
    < 85 db
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 3. "< 85 db"
Explanation :

Answer: C) < 85 db Explanation: Sound intensity or level is measured by a unit called a decibel. An 85 decibel noise level is not a safe standard for the public.   Hence, Acceptable noise level for human ear is less than 85 db.

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