GRE Practice Question and Answer
8Q: In the question below consists of a question and two statements numbered a and b given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and give the answer. Question: In which year was Kalyan born ?Statements:a. Kalyan at present is 15 years younger to his mother.b. Kalyan's brother, who was born in 1991, is 25 years younger to his mother. 1760 05b5cc76ae4d2b4197774fe66
5b5cc76ae4d2b4197774fe66- 1b alone is sufficient while a alone is not sufficientfalse
- 2a alone is sufficient while b alone is not sufficientfalse
- 3Both a and b are sufficienttrue
- 4Neither a nor b is sufficientfalse
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Answer : 3. "Both a and b are sufficient"
Explanation :
Answer: C) Both a and b are sufficient Explanation: From both a and b, we find that Kalyan is (25 - 15) = 10 years older than his brother, who was born in 1991. So, Kalyan was born in 1981.
Q: Statement: There was a spurt in criminal activities in the city during the recent festival season.Courses of action:a. The police should immediately investigate into the causes of this increase.b. In future the police should take adequate precaution to avoid recurrence of such situation during festival.c. The known criminals should be arrested before any such season. 1756 05b5cc754e4d2b4197774fbbe
5b5cc754e4d2b4197774fbbe- 1Both a and b followstrue
- 2Only c followsfalse
- 3Only a followsfalse
- 4Both b and c followsfalse
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Answer : 1. "Both a and b follows"
Explanation :
Answer: A) Both a and b follows Explanation: The police ought to find out the lackenings in existing security arrangements and make up for these inadequacies to strengthen security and thus prevent criminal activities in the forthcoming festival. So, both a and b follow. Arresting the known criminals does not ensure safety, for a novice can also indulge in crime. So, c does not follow.
Q: An amount doubles itself in 15 years. what is the rate of interest ? 1756 05b5cc711e4d2b4197774f3cd
5b5cc711e4d2b4197774f3cd- 17.85 %false
- 29.41%false
- 36.66 %true
- 44.21 %false
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Answer : 3. "6.66 %"
Explanation :
Answer: C) 6.66 % Explanation: Let the principle be Rs. PAs the amount double itself the interest is Rs. P tooSo P = P x r x 15/100=> r = 100/15 = 20/3 % = 6.66 %.
Q: What occurs once in a minute twice in a moment? 1754 05b5cc67ee4d2b4197774c244
5b5cc67ee4d2b4197774c244- Show AnswerHide Answer
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Answer :
Explanation :
Here the letter 'M' appears once in Minute and twice in a MoMent.
Q: What can go up a chimney down, but cannot go down a chimney up? 1752 05b5cc645e4d2b4197774bba9
5b5cc645e4d2b4197774bba9- Show AnswerHide Answer
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Answer :
Explanation :
An Umbrella. Yes, when it is open it can't be fit under a chimney but when it is closed it can be fit down a chimney.
Q: One lady has 2 children, one of her child is boy, what is the probability of having both are boys ? 1751 05b5cc728e4d2b4197774f72d
5b5cc728e4d2b4197774f72d- 11/3true
- 21/2false
- 32/3false
- 42/5false
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Answer : 1. "1/3"
Explanation :
Answer: A) 1/3 Explanation: In a family with 2 children there are four possibilities:1) the first child is a boy and the second child is a boy (bb)2) the first child is a boy and the second child is a girl (bg)3) the first child is a girl and the second child is a boy (gb)4) the first child is a girl and the second child is a girl (gg) But already given that one child is boy. So we have three possibilities of (bb)(bg)(gb).n(E)= both are boys=BB=1n(S)= 3Required probability P = n(E)/n(S) = 1/3.
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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: Anything that has Mass and takes up Space- 1749 05b5cc6b1e4d2b4197774d31d
5b5cc6b1e4d2b4197774d31d- 1Systemfalse
- 2Mattertrue
- 3Energyfalse
- 4Weightfalse
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Answer : 2. "Matter"
Explanation :
Answer: B) Matter Explanation: Anything that has Mass and takes up Space is called Matter. Matter has some mass and occupies some space. Mass means the amount of matter in an object. Space occupied by an object is called its Volume. The Study of Matter and and how matter changes is called Chemistry.