GRE Practice Question and Answer

Q: Please enter the Missing number: 4 8 14 22 ? 1921 0

  • 1
    28
    Correct
    Wrong
  • 2
    32
    Correct
    Wrong
  • 3
    46
    Correct
    Wrong
  • 4
    36
    Correct
    Wrong
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Answer : 2. "32"
Explanation :

Answer: B) 32 Explanation: Here the given series follows a pattern that, 22 - 0 = 4   32 - 1 = 8   42 - 2 = 14 52 - 3 = 22 62 - 4 = 32 Hence, the missing number is 32     Method 2 :: The difference between 4 and 8 is 4, the difference between 8 and 14 is 6, the difference between 14 and 22 is 8. So the next difference between 22 and the next number will be 10 since it follows (4,6,8,10 - add +2 each time) Hence, 22 + 10 = 32 is the missing number.

Q: Which of the following is an Autotroph? 1920 0

  • 1
    Fish
    Correct
    Wrong
  • 2
    Algae
    Correct
    Wrong
  • 3
    Butterfly
    Correct
    Wrong
  • 4
    Mushroom
    Correct
    Wrong
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Answer : 2. "Algae"
Explanation :

Answer: B) Algae Explanation: Here from the above options, Algae is an Autotroph. Autotrophs :  An Autotroph is also called as Producer, is an organism that produces complex organic compounds from simple substances present in its surroundings, generally using energy from light or inorganic chemical reactions.

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Answer :
Explanation :

That 8 letter word is Whatsapp (a messenger app) First four letters:   WHAT a question Letters 2,3,4:     HAT protects our headLetters 5,6,7:   SAP an IT companyLetters 7,8:    PP same.

Q: What is the smallest number by which 2880 must be divided in order to make it into a perfect square ? 1919 0

  • 1
    2
    Correct
    Wrong
  • 2
    3
    Correct
    Wrong
  • 3
    4
    Correct
    Wrong
  • 4
    5
    Correct
    Wrong
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Answer : 4. "5"
Explanation :

Answer: D) 5 Explanation: By trial and error method, we get2880/3 = 960 is not a perfect square2880/4 = 720 is not a perfect square2880/5 = 576 which is perfect square of 24Hence, 5 is the least number by which 2880 must be divided in order to make it into a perfect square.

Q: There are 15 lines in plane. How many intersections (Maximum) can be made ? 1917 0

  • 1
    55
    Correct
    Wrong
  • 2
    105
    Correct
    Wrong
  • 3
    215
    Correct
    Wrong
  • 4
    148
    Correct
    Wrong
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Answer : 2. "105"
Explanation :

Answer: B) 105 Explanation: First line will cut all other 14, similarly second will cut 13, and so onTotal = 14+13+12+11+10+9+8+7+6+5+4+3+2+1 = 105.

Q: Which startup acquired Google's satellite imaging business in 2017 ? 1912 0

  • 1
    NovaWurks
    Correct
    Wrong
  • 2
    PlanetiQ
    Correct
    Wrong
  • 3
    Planet Labs
    Correct
    Wrong
  • 4
    UrtheCast
    Correct
    Wrong
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Answer : 3. "Planet Labs"
Explanation :

Answer: C) Planet Labs Explanation: American startup Planet Labs, that launches small satellites into orbit and sells the imagery, has announced its acquisition of Google's 'Terra Bella' satellite business. As part of the agreement, 60 Google employees will join the startup founded by ex-NASA scientists. Terra Bella, was acquired by Google in 2014 for $500 million and that time it was known as Skybox Imaging.

Q: Antonym for Durable 1911 0

  • 1
    Pressure
    Correct
    Wrong
  • 2
    Flimsy
    Correct
    Wrong
  • 3
    Hard-wearing
    Correct
    Wrong
  • 4
    Withstand
    Correct
    Wrong
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Answer : 2. "Flimsy"
Explanation :

Answer: B) Flimsy Explanation: Durable means able to withstand wear, pressure.   Antonyms for Durable are Delicate, Flimsy, Short-lived.

Q: _ po _ mp _ n _ _ onmpo_. 1911 0

  • 1
    opmpnm
    Correct
    Wrong
  • 2
    mponpo
    Correct
    Wrong
  • 3
    mnompn
    Correct
    Wrong
  • 4
    mnopnm
    Correct
    Wrong
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Answer : 3. "mnompn"
Explanation :

Answer: C) mnompn Explanation: The pattern 'mpon' is repeated.

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