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Q:

A fort had provision of food for 150 men for 45 days. After 10 days, 25 men left the fort. The number of days for which the remaining food will last, is:

A) 29/5 B) 37/4
C) 42 D) 54
 
Answer & Explanation Answer: C) 42

Explanation:

After 10 days : 150 men had food for 35 days.

 

 

 

Suppose 125 men had food for x days.

 

 

 

Now, Less men, More days (Indirect Proportion)

 

 

 

 125 : 150 :: 35 : x    =>    125 x x = 150 x 35

 

 

 

 =>

 

 

 

=> x = 42.

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Q:

A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and c in 198 seconds, all starting at the same point. After what time will they again at the starting point ?

A) 26 minutes and 18 seconds B) 42 minutes and 36 seconds
C) 45 minutes D) 46 minutes and 12 seconds
 
Answer & Explanation Answer: D) 46 minutes and 12 seconds

Explanation:

L.C.M. of 252, 308 and 198 = 2772.

 

So, A, B and C will again meet at the starting point in 2772 sec. i.e., 46 min. 12 sec.

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Q:

Who has been sworn in as union Railway Minister after the resignation of Dinesh Trivedi

A) Muket Rai B) Prasano Dev Barua
C) Mukul Roy D) Harihar Banerji
 
Answer & Explanation Answer: C) Mukul Roy

Explanation:
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Filed Under: Famous Personalities

Q:

Who is said to have become the chief of the Jain Sangh after the death of Mahavira

A) Jambu B) Bhadrabahu
C) Sthulbhadra D) Sudharma
 
Answer & Explanation Answer: D) Sudharma

Explanation:
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Filed Under: Indian History

Q:

Lou observes that if flight 409 is canceled, then the manager could not possibly arrive in time for the meeting. But the flight was not canceled. Therefore, Lou concludes, the manager will certainly be on time. Evelyn replies that even if Lou's premises are true, his argument is fallacious. And therefore, she adds, the manager will not arrive on time after all.

 

Which of the following is the strongest thing that we can properly say about this discussion?

A) Evelyn is mistaken in thinking Lou's argument to be fallacious, and so her own conclusion is unwarranted. B) Evelyn is right about Lou's argument, but nevertheless her own conclusion is unwarranted.
C) Both A and B D) None
 
Answer & Explanation Answer: B) Evelyn is right about Lou's argument, but nevertheless her own conclusion is unwarranted.

Explanation:

Only option b will be apt among all the statements above

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Q:

According to the National Agricultural Aviation Society (NAAS), without the use of crop protection products to control insects, weeds, and diseases, crop yields per acre will drop by more than 50 percent. The first aerial appligreion of insecticide occurred in 1921, and it was a huge success. By contrast, in today's economy all aircraft that are classified as aerial appligreors do more than just apply insecticide; today, they also spread seed and apply fertilizer. 

 

From the information given above it CANNOT be validly concluded that

 

A) In today's economy, if an aerial appligreor is used, then it will be able to spread seed and to apply fertilizer B) according to the NAAS, if crop yields per acre never drop by more than 50 percent, then crop protection products have been used to control insects, weeds, and diseases
C) in today's economy, any aircraft that cannot be used to apply fertilizer cannot be classified as an aerial appligreor D) according to the NAAS, if crop yields per acre drop by more than 50 percent, then crop protection products have not been used to control insects, weeds, and diseases.
 
Answer & Explanation Answer: D) according to the NAAS, if crop yields per acre drop by more than 50 percent, then crop protection products have not been used to control insects, weeds, and diseases.

Explanation:
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Filed Under: Deriving Conclusions From Passages
Exam Prep: GRE

Q:

A study of native born residents in Newland found that two-thirds of the children developed considerable levels of nearsightedness after starting school, while their illiterate parents and grandparents, who had no opportunity for formal schooling, showed no signs of this disability.

 

If the above statements are true, which of the following conclusions is most strongly supported by them?

A) Only people who have the opportunity for formal ...........schooling develop nearsightedness. B) The nearsightedness in the children is caused by the ...........visual stress required by reading and other class work.
C) Both A and B D) None
 
Answer & Explanation Answer: B) The nearsightedness in the children is caused by the ...........visual stress required by reading and other class work.

Explanation:

Acording to the above stated passage only the argument " The nearsightedness in the children is caused by the ...........visual stress required by reading and other class work." will be true

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Filed Under: Deriving Conclusions From Passages
Exam Prep: GRE

Q:

The total weight of a tin and the cookies it contains is 2 pounds. After ¾ of the cookies are eaten, the tin and the remaining cookies weigh 0.8 pounds. What is the weight of the empty tin in pounds?

A) 0.2 B) 0.3
C) 0.4 D) 0.5
 
Answer & Explanation Answer: C) 0.4

Explanation:

Let the weight of the empty tin = w

(2 - w) = weight of the cookies; and one quarter of the cookies weigh (2 - w)/4

One quarter of the cookies + tin = 0.8 = w + (2 - w)/4

Multiply through by 4; 3.2 = 4w + 2 - w

1.2 = 3w; w = 0.4

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Filed Under: Problems on Numbers
Exam Prep: GRE