GRE Practice Question and Answer

Q: How many meshes are there in 1 squrare meter of wire gauge if each mesh is 8mm long and 5mm wide ? 2132 0

  • 1
    2500
    Correct
    Wrong
  • 2
    25000
    Correct
    Wrong
  • 3
    12500
    Correct
    Wrong
  • 4
    15400
    Correct
    Wrong
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Answer : 2. "25000"
Explanation :

Answer: B) 25000 Explanation: We know that,   One square meter is equal to 10,00,000 sq mm.Given, each mesh is 8mm length and 5mm wideTherefore for each mesh : 8 x 5 = 40 sq mm.So, number of meshes = 100000040 = 25000.

Q: A hybrid of a donkey and a horse 2131 0

  • 1
    Panthera and Mule
    Correct
    Wrong
  • 2
    Mules and Hinnys
    Correct
    Wrong
  • 3
    Liger and Hinnys
    Correct
    Wrong
  • 4
    Wholphin and Mule
    Correct
    Wrong
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Answer : 2. "Mules and Hinnys"
Explanation :

Answer: B) Mules and Hinnys Explanation: Donkeys and horses can be breed to make mules and hinnys. A hinny is a domestic equine hybrid that is the offspring of a male horse, a stallion, and a female donkey, a jenny. It is the reciprocal cross to the more common mule, which is the product of a male donkey, a jack, and a female horse, a mare.

Q: Doctor : Nurse :: ? : Follower 2131 0

  • 1
    Manager
    Correct
    Wrong
  • 2
    Employer
    Correct
    Wrong
  • 3
    Worker
    Correct
    Wrong
  • 4
    Leader
    Correct
    Wrong
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Answer : 4. "Leader"
Explanation :

Answer: D) Leader Explanation: Here the second one follows the first one. That is a nurse follows a doctor and similarly, a follower follows a leader.   Hence, Doctor : Nurse :: Leader : Follower.

Q: An express train takes 4 seconds to enter tunnel which is 1 km long. If it is traveling at 108 km an hour, how long will it take to pass completely through the tunnel ? 2130 0

  • 1
    33 sec
    Correct
    Wrong
  • 2
    37.33 sec
    Correct
    Wrong
  • 3
    36.43 sec
    Correct
    Wrong
  • 4
    32 sec
    Correct
    Wrong
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Answer : 2. "37.33 sec"
Explanation :

Answer: B) 37.33 sec Explanation: Speed = 108 km/hrenter a tunnel,, means that the train covers a distance equal to its own lengthso (108 x 5/18) = x/4 where x= length of trainhence x = 120 mtrsto pass completely train has to travel a distance = (x + tunnel length) that is 1120 mtrs.so (1120/t) = (108x5/18)t = 37.33 sec

Q: 90 D in RA? 2121 0

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Answer :
Explanation :

90 D in RA means 90 Degrees in Right Angle. It is a logic question which is to be eloborated.   Some more of its kind are: 1. 52 W in a Y     -    52 Weeks in a Year 2. 7 C in a R        -    7 Colours in a Rainbow 3. 9 P in SS 4. 5 C in an OF 5. 12 S of the Z

Q: The more you take the more you leave behind. What is it? 2120 0

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Answer :
Explanation :

Footsteps.  Yes, as you walk forward, you will leave the footstep behind you.

Q: Whale : Mammal :: Rat : ? 2117 0

  • 1
    Rodent
    Correct
    Wrong
  • 2
    Mammal
    Correct
    Wrong
  • 3
    Amphibian
    Correct
    Wrong
  • 4
    Reptile
    Correct
    Wrong
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Answer : 1. "Rodent"
Explanation :

Answer: A) Rodent Explanation: Whale belongs to Mammal category whereas Rat belongs to Rodent.

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Answer : 1. "Only a follows"
Explanation :

Answer: A) Only a follows Explanation: The problem faced, by the airlines and cargo agents is the non availability of cargo space. Therefore, right course of action is to combat the problem.

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