GRE Practice Question and Answer

Q: ______ : trail :: grain : grail 2773 0

  • 1
    path
    Correct
    Wrong
  • 2
    holy
    Correct
    Wrong
  • 3
    train
    Correct
    Wrong
  • 4
    wheat
    Correct
    Wrong
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Answer : 3. "train"
Explanation :

Answer: C) train Explanation: Train becomes trail when the "n" is replaced by an "l", and grain becomes grail when the "n" is replaced by an "l".

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Answer :
Explanation :

PONDICHERRY is the Indian City with 11 Letters.   Fruit Name : CHERRY Soap Name : RIN Bird Name : HEN Organ : CHIN Used by Student : PEN

Q: What Does My Name Mean, If my Mother is a Mathematician, and my Father is a Chemist. And they gave a Code to My Name as "Iron59". Crack my Name? 2743 0

  • 1
    Elix
    Correct
    Wrong
  • 2
    Alex
    Correct
    Wrong
  • 3
    Selix
    Correct
    Wrong
  • 4
    Felix
    Correct
    Wrong
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Answer : 4. "Felix"
Explanation :

Answer: D) Felix Explanation: Here my name "Iron59" means Felix. Since my father is a chemist he gave code Iron for Fe as chemical symbol for Iron is Fe and my mother is a mathematician she gave 59 for Lix as Roman word for 59 is Lix.   Hence my name is FELIX.

Q: There are 44 students in a hostel, due to the administration,  15 new students has joined. The expense of the mess increase by Rs. 33 per day. While the average expenditure per head diminished by Rs. 3, what was the original expenditure of the mess ? 2742 0

  • 1
    Rs. 404
    Correct
    Wrong
  • 2
    Rs. 514
    Correct
    Wrong
  • 3
    Rs. 340
    Correct
    Wrong
  • 4
    Rs. 616
    Correct
    Wrong
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Answer : 4. "Rs. 616"
Explanation :

Answer: D) Rs. 616 Explanation: Let the average expenditure per head be Rs. pNow, the expenditure of the mess for old students is Rs. 44pAfter joining of 15 more students, the average expenditure per head is decreased by Rs. 3 => p-3Here, given the expenditure of the mess for (44+15 = 59) students is increased by Rs. 33Therefore, 59(p-3) = 44p + 3359p - 177 = 44p + 3315p = 210 => p = 14Thus, the expenditure of the mess for old students is Rs. 44p = 44 x 14 = Rs. 616.

Q: An alloy contains gold and silver in the ratio 5 : 8 and another alloy contains gold and silver in the ratio 5 : 3. If equal amount of both the alloys are melted together, then the ratio of gold and silver in the resulting alloy is ? 2734 0

  • 1
    113/108
    Correct
    Wrong
  • 2
    105/103
    Correct
    Wrong
  • 3
    108/115
    Correct
    Wrong
  • 4
    103/113
    Correct
    Wrong
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Answer : 2. "105/103"
Explanation :

Answer: B) 105/103 Explanation: As given equal amounts of alloys are melted, let it be 1 kg. Required ratio of gold and silver = 513 + 58813 + 38 = 105103.   Hence, ratio of gold and silver in the resulting alloy = 105/103.

Q: The amount of water (in ml) that should be added to reduce 9 ml lotion, containing 50% alcohol, to a lotion containing 30% alcohol is ? 2726 0

  • 1
    6 ml
    Correct
    Wrong
  • 2
    11 ml
    Correct
    Wrong
  • 3
    15 ml
    Correct
    Wrong
  • 4
    9 ml
    Correct
    Wrong
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Answer : 1. "6 ml"
Explanation :

Answer: A) 6 ml Explanation: Let us assume that the lotion has 50% alcohol and 50% water.ratio = 1:1As the total solution is 9mlalcohol = water = 4.5mlNow if we want the quantity of alcohol = 30%The quantity of water = 70%The new ratio = 3:7Let x ml of water be addedWe get,4.54.5+x = 37=> x=6Hence 6ml of water is added.

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Answer : 1. "Only a follows"
Explanation :

Answer: A) Only a follows Explanation: The statement mentions that chances of heart ailments are greatly reduced by a regular half-hour exercise. So, a follows. However, it talks of only reducing the probability which does not mean that persons involved in sedentary jobs shall definitely suffer from heart ailments. So, b does not follow. Hence, concusion a only follows the given statement.

Q: What is better, to have 70% discount or 40 and 30% discount consequently ? 2707 0

  • 1
    40% is better
    Correct
    Wrong
  • 2
    70% is better
    Correct
    Wrong
  • 3
    Both are same
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 2. "70% is better"
Explanation :

Answer: B) 70% is better Explanation: Let Price be Rs.100 1st CASE: Then 100 x 70/100 = 70=> price after discount = 100-70 = Rs.30 2nd CASE: Then 100 x 40/100 = 40=> price after discount = 100-40 = Rs.60then60 x 30/100 = 18=> price after 2 consequent discount = 60-18 = Rs.42 =>from 1 and 2 cases, 70% discount is better.

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