CAT Practice Question and Answer

Q: What should come in place of question mark (?) in the following number series? 38, 195, ?, 4905, 24530, 122655 1484 0

  • 1
    980
    Correct
    Wrong
  • 2
    885
    Correct
    Wrong
  • 3
    824
    Correct
    Wrong
  • 4
    1021
    Correct
    Wrong
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Answer : 1. "980"
Explanation :

Answer: A) 980 Explanation: The given series follows the pattern that,   ×5+5,   ×5+5,   ×5+5,   ×5+5,   ×5+5   38 x 5 + 5  = 195   195 x 5 + 5 = 980   980 x 5 + 5 = 4905   4905 x 5 + 5 = 24530   24530 x 5 + 5 = 122655   So the missing number is 980 .

Q: What is my PIN number ? 1484 0

  • 1
    93714
    Correct
    Wrong
  • 2
    42789
    Correct
    Wrong
  • 3
    36671
    Correct
    Wrong
  • 4
    93747
    Correct
    Wrong
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Answer : 4. "93747"
Explanation :

Answer: D) 93747 Explanation: From the hints, Only two options for 1st and 2nd digits => 4,2 and 9,3 since it is single digits Sum of second and third digit  = 10  If 2 => 3rd digit = 8 If 3 => 3rd digit = 7 4th digit = 2nd digit + 1 => (2+1 =3) or (3+1 = 4) Sum of all digits = 30 Let 5th digit be x => 1st possibility = 4 + 2 + 8 + 3 + x = 30 => x = 13 (Not possible since it has 2 digits) => 2nd possibility = 9 + 3 + 7 + 4 + x = 30 => x = 7 Therefore, the PIN is 93747

Q: What number missed in the given Number Series ? 1484 0

  • 1
    15
    Correct
    Wrong
  • 2
    13
    Correct
    Wrong
  • 3
    21
    Correct
    Wrong
  • 4
    16
    Correct
    Wrong
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Answer : 1. "15"
Explanation :

Answer: A) 15 Explanation: Two series alternate here, with every third number following a different pattern.In the main series, 4 is added to each number to arrive the next.In alternate series, 5 is subtracted from each number t arrive the next number.Here in the main series 3 + 4 = 77 + 4 = 1111 + 4 = 1515 + 4 = 19 In alternate series 24 - 5 = 1919 - 5 = 14...

Q: Which Temple has been awarded the ‘most visited place of the world’ by 'World Book of Records' (WBR)? 1483 0

  • 1
    Vaishnodevi temple
    Correct
    Wrong
  • 2
    Golden Temple
    Correct
    Wrong
  • 3
    Meenakshi Temple
    Correct
    Wrong
  • 4
    Rawli Maharaj Temple
    Correct
    Wrong
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Answer : 2. "Golden Temple"
Explanation :

Answer: B) Golden Temple Explanation: WBR that is World Book of Records, the London based organization that focuses on maintaining and cataloging the world records has awarded the title of 'Most visited place in the World' to the famous Golden Temple. This holy Shrine has recorded quite an uplift after the successful Heritage street project carried out by the Amritsar department.  Sri Harmandir Sahib, also known as Golden Temple and the Darbar Sahib, is the holiest Gurdwara and the most important pilgrimage site of Sikhism. It is located in the city of Amritsar, Punjab, India.

Q: Who is the new president of News Broadcasters Association (NB 1483 0

  • 1
    for 2017-18 ? A) Barun Das
    Correct
    Wrong
  • 2
    K. V. L Narayan Rao
    Correct
    Wrong
  • 3
    Ashok Venkatramani
    Correct
    Wrong
  • 4
    A) Barun Das B) K. V. L Narayan Rao C) Ashok Venkatramani D)
    Correct
    Wrong
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Answer : 4. "A) Barun Das B) K. V. L Narayan Rao C) Ashok Venkatramani D)"
Explanation :

Answer: D) Rajat Sharma Explanation: India TV chairman and editor-in- chief Rajat Sharma will be the new president of the News Broadcasters Association (NBA) for 2017-18.

Q: A sum of Rs. 4,300 is distributed among M, N and O, such that M receives 25% more than N and N receives 25% less than O. What is O’s share in the amount? 1482 0

  • 1
    1564
    Correct
    Wrong
  • 2
    1600
    Correct
    Wrong
  • 3
    1632
    Correct
    Wrong
  • 4
    1714
    Correct
    Wrong
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Answer : 2. "1600"
Explanation :

Answer: B) 1600 Explanation: Let O's share = Rs. P => N's share = 75100 x P = 3P4 M's share = 54 x 3P4 = 15P16 15P16 + 3P4 + P = 4300=> P = 4300 x 1643 = 1600

Q: Which is called 'OFF State' in binary? 1481 0

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

Answer: D) 1 Explanation: '0' is called OFF State in Binary...

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Answer : 2. "17"
Explanation :

Answer: B) 17 Explanation: Since floor starts form the 1 therefore 2 will be the 1st floor.Form 1 to 10 only 4,6,8,9,10 are not prime.Form 11 to 20 only 14 ,16,18 are not prime also non of their digits are prime.From 21 to 30 each number has a prime number so it must no be consider.In between 40 to 49 we have to consider only 40,44,46,48,49.50 to 59 follow either of the condition so we have too neglect it.In between 60 to 68 60,64,66,68.total option = 17.

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