GRE Practice Question and Answer
8Q: What is the product of a number and its reciprocal? 2536 05b5cc670e4d2b4197774c002
5b5cc670e4d2b4197774c002- 10false
- 21true
- 3-ve of the numberfalse
- 4the number itselffalse
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Answer : 2. "1"
Explanation :
Answer: B) 1 Explanation: The product of a number and its reciprocal is always equals to 1. For Example : Let the number be 4. Now, its reciprocal is 1/4 Hence, required product = 4 x 1/4 = 1. Now, take the number as -15. Then its reciprocal is -1/15 Required product = -15 x -1/15 = 1. Hence, the product of a number and its reciprocal is 1.
Q: Car is to garage as aeroplane is to 2534 05b5cc65ee4d2b4197774be20
5b5cc65ee4d2b4197774be20- 1Hangartrue
- 2Portfalse
- 3Harbourfalse
- 4Depotfalse
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Answer : 1. "Hangar"
Explanation :
Answer: A) Hangar Explanation: We park car temporarily in garrage, similarly, aeroplane is temporarily parked in hangar.
Q: Crack the Missing Letter Puzzle? 2533 05b5cc6bfe4d2b4197774da83
5b5cc6bfe4d2b4197774da83- 1Ifalse
- 2Kfalse
- 3Ltrue
- 4Wfalse
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Answer : 3. "L"
Explanation :
Answer: C) L Explanation: 13 x 2 = 26 => Z (opposite side) 12 x 2 = 24 => X (opposite side) 13 x 1 = 13 => M (opposite side) 12 x 1 = 12 => L (opposite side)
Q: I have an eye but cannot see? 2529 05b5cc66de4d2b4197774bfe3
5b5cc66de4d2b4197774bfe3- Show AnswerHide Answer
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Answer :
Explanation :
Its a Needle. Needle has an eye but can't see.
Q: Microphone : Loud :: Microscope : ? 2528 05b5cc658e4d2b4197774bde8
5b5cc658e4d2b4197774bde8- 1Investigatefalse
- 2Magnifytrue
- 3Examinefalse
- 4Elongatefalse
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Answer : 2. "Magnify"
Explanation :
Answer: B) Magnify Explanation: As Microphone makes sound louder similarly Microscope makes the object magnified. Hence, Microphone : Loud :: Microscope : Magnify.
Q: Detect an error part labelled (1), (2), (3) & (4) in the following question. whole northern states in(1)/india are reeling under the(2)/devastating(3)/of the drought(4) 2528 05b5cc6c4e4d2b4197774dce6
5b5cc6c4e4d2b4197774dce6- 11true
- 22false
- 33false
- 44false
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Answer : 1. "1"
Explanation :
Answer: A) 1 Explanation: Error is in the first part of the sentence. 'Whole' is used with singular nouns.The correct sentence is - 'All Northern states in India are reeling under the devastating of the drought.
Q: One type of liquid contains 25 % of benzene, the other contains 30% of benzene. A can is filled with 6 parts of the first liquid and 4 parts of the second liquid. Find the percentage of benzene in the new mixture. 2528 05b5cc75ee4d2b4197774fcc0
5b5cc75ee4d2b4197774fcc0- 127 %true
- 226 %false
- 329 %false
- 421 %false
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Answer : 1. "27 %"
Explanation :
Answer: A) 27 % Explanation: Let the percentage of benzene = X(30 - X)/(X- 25) = 6/4 = 3/2 => 5X = 135 X = 27 So, required percentage of benzene = 27 %
Q: Find out the wrong number in the following series ? 2880, 480, 92, 24, 8, 4, 4 2519 05b5cc720e4d2b4197774f64f
5b5cc720e4d2b4197774f64f- 1480false
- 292true
- 324false
- 44false
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Answer : 2. "92"
Explanation :
Answer: B) 92 Explanation: The given series of numbers follow the rule that, 2880/6 = 480480/5 = 9696/4 = 2424/3 = 88/2 = 44/1 = 4 But 92 is not in the rule. It is the wrong number in the given series.