GATE Practice Question and Answer

Q: Manisha went to shop with certain amount, with which she can buy 50 Chacobar or 40 Fivestar. She uses 10% amount for petrol and out of the remaining balance, she purchases 20 Fivestar and some Chacobar. Find the number of Chacobar she can buy? 1575 0

  • 1
    20
    Correct
    Wrong
  • 2
    24
    Correct
    Wrong
  • 3
    26
    Correct
    Wrong
  • 4
    28
    Correct
    Wrong
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Answer : 1. "20"
Explanation :

Answer: A) 20 Explanation: Let the total amount be 200 {L.C.M of 40 and 50} Chacobar C.P. = 200/50 = 4 Fivestar C.P = 200/40 = 5 Remaining Money after petrol = [200 - 200×10%] = 180 Remaining money after buying fivestars = [180 - 20×5] = 80 So number of Chacobar she can buy = 80/4 = 20

Q: Who among the following took over as the 25th Director General of the Border Roads(DGBR) ? 1575 0

  • 1
    Lt. Gen. Suresh Sharma
    Correct
    Wrong
  • 2
    Lt. Gen. David R. Syiemlieh
    Correct
    Wrong
  • 3
    Lt. Gen. Srikanth Mishra
    Correct
    Wrong
  • 4
    Lt. Gen. Sanjeev Kumar Shrivastava
    Correct
    Wrong
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Answer : 4. "Lt. Gen. Sanjeev Kumar Shrivastava"
Explanation :

Answer: D) Lt. Gen. Sanjeev Kumar Shrivastava Explanation: Lt. Gen. Sanjeev Kumar Shrivastava took over as the 25th Director General of the Border Roads (DGBR). He has replaced Lt. Gen. Suresh Sharma. Prior to it, he was holding the appointment of Director General Combat Engineers at Integrated Headquarters of Ministry of Defence(Army).

Q: 6 : 18 :: 4 : ? 1574 0

  • 1
    14
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    16
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 4. "8"
Explanation :

Answer: D) 8 Explanation: Here the given number analogy follows two patterns that, 6  18 --> 6 x 3 4 12 --> 4 x 3   OR 6 18 ----> 6x6/2 = 18 4 8 ----> 4x4/2 = 8   As 12 is not available in the options, 8 is correct answer.

Q: If rupee two produces rupees eleven over a period of 30 years, find the rate of simple interest ? 1573 0

  • 1
    17.25 %
    Correct
    Wrong
  • 2
    18.14 %
    Correct
    Wrong
  • 3
    18.33 %
    Correct
    Wrong
  • 4
    17.35 %
    Correct
    Wrong
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Answer : 3. "18.33 %"
Explanation :

Answer: C) 18.33 % Explanation: We know that I = PTR/100 11 = (2x30xR)/100 R = 18.333 %

Q: Solve the Logical Puzzle ? 1571 0

  • 1
    2
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    8
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 2. "4"
Explanation :

Answer: B) 4 Explanation:

Q: I have a face but no eyes Puzzle 1571 0

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Answer :
Explanation :

A Clock has a face, but no eyes. It has 3 hands i.e, hours, minutes and seconds hands but no arms.

Q: A man purchases two articles, on selling one at loss of 20% while the other at a profit of 25%, he gains the overall profit of 5% than find the ratio of their selling price ? 1570 0

  • 1
    8 : 62.5
    Correct
    Wrong
  • 2
    55 : 8
    Correct
    Wrong
  • 3
    8 : 65
    Correct
    Wrong
  • 4
    64.4 : 9
    Correct
    Wrong
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Answer : 1. "8 : 62.5"
Explanation :

Answer: A) 8 : 62.5 Explanation:                       Article I                   Article II                         -20                         25%                                        5%                         20%                       25%                                                4              :              5 Now, Selling of first article = (4-20%) = 0.8 Selling of second article = (5+25%) =  6.25 Therefore the ratio of selling price = 8 : 62.5

Q: If a 36 cm thread is used to wrap a book, lengthwise twice and breadth wise once, what is the size of the book ? 1570 0

  • 1
    288 sq.cm
    Correct
    Wrong
  • 2
    188 sq.cm
    Correct
    Wrong
  • 3
    144 sq.cm
    Correct
    Wrong
  • 4
    244 sq.cm
    Correct
    Wrong
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Answer : 1. "288 sq.cm"
Explanation :

Answer: A) 288 sq.cm Explanation: Length of the thread is 36 cms. length wise twice breath wise once then totally thrice.so 36/3 = 12.so length is 12 x 2 = 24 cmsbreath is 12 cmsArea of the book = length x breath = 24 x 12 = 288 sq.cm

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