GRE Practice Question and Answer

Q: Solve the Logical Puzzle ? 1767 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: What is the highest number of satellites that have been launched by the ISRO in 2017 on a single rocket ? 1765 0

  • 1
    22
    Correct
    Wrong
  • 2
    37
    Correct
    Wrong
  • 3
    83
    Correct
    Wrong
  • 4
    104
    Correct
    Wrong
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Answer : 4. "104"
Explanation :

Answer: D) 104 Explanation: India’s space agency on Feb 15th, 2017 launched a record 104 satellites from a single rocket as it crossed another milestone in its low-cost space-exploration program. The satellites from seven countries were carried by the Indian Space Research Organization’s Polar Satellite Launch Vehicle on its 38th consecutive successful flight. On board was a 714kg satellite for earth observation and more than 100 smaller satellites weighing less than 10kg each. Three were Indian-owned, 96 were from US companies, and the rest belonged to companies based in Israel, Kazakhstan, the Netherlands, Switzerland and the United Arab Emirates. Most were owned by Planet Labs Inc, a US-based Earth-imaging company.

Q: How many times can you subtract 5 from 25? 1764 0

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Answer :
Explanation :

Technically or logically it is possible only once. As if you subtract 5 from 25 at first te result will be 20. Now, you can't subtract 5 from 25 since the left number is 20.   But if you go mathematically, it can be done infinite times and only 5 times without going into the negatives.

Q: What should be replaced in the place of '?' in the following series ? QAR, RAS, SAT, TAU, ? 1759 0

  • 1
    UAT
    Correct
    Wrong
  • 2
    UAV
    Correct
    Wrong
  • 3
    UAS
    Correct
    Wrong
  • 4
    UTS
    Correct
    Wrong
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Answer : 2. "UAV"
Explanation :

Answer: B) UAV Explanation: In this series, the third letter is repeated as the first letter of the next segment. The middle letter, A, remains static. The third letters are in alphabetical order, beginning with R.

Q: What does 'M' stand for in Roman numerals? 1758 0

  • 1
    1
    Correct
    Wrong
  • 2
    50
    Correct
    Wrong
  • 3
    500
    Correct
    Wrong
  • 4
    1000
    Correct
    Wrong
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Answer : 4. "1000"
Explanation :

Answer: D) 1000 Explanation: Letters of the alphabet used in ancient Rome to represent numbers: I = 1; V = 5; X = 10; L = 50; C = 100; D = 500; M = 1000. The numbers one through ten are written I, II, III, IV, V, VI, VII, VIII, IX, and X.

Q: Pointing to a photograph, a woman says, "This man's son's sister is my mother-in-law." How is the woman's husband related to the man in the photograph ? 1755 0

  • 1
    son
    Correct
    Wrong
  • 2
    nephew
    Correct
    Wrong
  • 3
    grandson
    Correct
    Wrong
  • 4
    son-in-law
    Correct
    Wrong
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Answer : 3. "grandson"
Explanation :

Answer: C) grandson Explanation: Man's son's sister---Man's daughter.So, the man's daughter is the mother of the woman's husband. Thus, the woman's husband is the grandson of the man in the photograph.

Q: K men agree to donate a gift of Rs. L to trust. If three men drop out how much more will each have to contribute towards the purchase of the gift ? 1752 0

  • 1
    L / (k-3)
    Correct
    Wrong
  • 2
    k / (L-3)
    Correct
    Wrong
  • 3
    2K / 3L-K
    Correct
    Wrong
  • 4
    3L / K(K-3)
    Correct
    Wrong
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Answer : 4. "3L / K(K-3)"
Explanation :

Answer: D) 3L / K(K-3) Explanation: Intial contribution = L/KAfter 3 men drop, then contribution =L/K-3The amount more to pay in contribution = LK-3 - LK   = 3LK(K-3)

Q: What is something you will never see again? 1744 0

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Answer :
Explanation :

Yesterday, is what we will never see again as the time we come across will never be back.

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