Verbal Reasoning - Logical Deduction Questions

Q:

One paper is equally folded 35 times, then what is the new thickness of the paper ?

A) T(2^50) B) 50T
C) 2 x 50 T D) T/50
 
Answer & Explanation Answer: A) T(2^50)

Explanation:

Let initial thickness of the paper be 'T'
after first fold it will be '2T' = 21T
after second fold it will be '4T' = 22T 
after 50th fold it will be T x (250T)

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Q:

Choose the alternative where the third segment in the statement can be logically deduced using both the preceding two, but not just from one of them.

I. All IIMs are in India. No BIMs are in India. No IIMs are BIMs

II. All IIMs are in India. No BIMs are in India .No BIMs are IIMs

III. Some IIMs are not in India. Some BIMs are not in India. Some IIMs are BIMs.

IV. Some IIMs are not in India. Some BIMs are not in India. Some BIMs are IIMs.

A) I Only B) II Only
C) I and II D) III and IV
 
Answer & Explanation Answer: C) I and II

Explanation:
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Q:

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: How is Vinitha related to Ragini ?
Statements:
a. Vinitha's husband is the only son of Ragini's mother.
b. Vinitha's brother and Ragini's husband are cousins.

A) Neither a nor b is sufficient B) Either a or b is sufficient
C) Both a & b are sufficient D) a alone is sufficient while b alone is not sufficient
 
Answer & Explanation Answer: B) Either a or b is sufficient

Explanation:

From a, we conclude that Vinitha is the wife of Ragini's mother's only son i.e. Ragini's brother. Thus, Vinitha is Ragini's sister-in-law.

From b, we conclude that Vinitha is the cousin of Ragini's husband, which implies that Vinitha is Ragini's sister-in-law.

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Q:

Read the following information carefully and answer the question below. Seven Students – A, B, C, D, E, F and G like different Pens viz, Reynolds, Cello, Parker, Rotomac, Flair, Linc and Eilcos but not necessarily in the same order. They also study in three different standards viz. 9th, 10th and 12th. Not more than three and not less than two students study in the same class. A do not likes cello pen. Persons who like cello and Flair pens, study in the same class. G studies in 10th standard but he does not likes flair pen. B studies with only one student, who likes linc pens. B does not studies with G. E likes Rotomac but he do not study in class 9. D studies in class 9 but he does not like line pen. A does not study in class 12. F does not like linc pen. The one likes Parker pen, studies in class 10. The one, who likes Reynolds pen, studies in same class with one who likes Flair pen. D likes neither Flair pen nor cello pen.

1. Who likes Parker Pen ?

    (1) F  (2) G  (3) H  (4) None

2. Three of the following four are similar in a certain way. Find the odd one ?

    (1) BE  (2) AD  (3) EG  (4) DF

3. Which three student study in the same class ?

    (1) ADE  (2) DFG  (3) ADF  (4) AEG

4. C likes which pen ?

    (1) Reynolds  (2) Flair  (3) Cello  (4) Linc

Answer

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1. Answer (2) G


2. Answer (1) BE All other pairs are in same class.


3. Answer (3) ADF in class 9.


4. Answer (4) Linc pen.

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Q:

Consider the given arguments as true and decide which of the given assumptions is/are implicit.

Argument :
Public smoking is an offence underthe law.

Assumptions :
1. Smoking is injurious to the health of the person who smoke.
2. Smoke is injurious even to others health in the public places.

 

A) Both 1 & 2 are implicit B) Only assumption 1 is implicit
C) Only assumption 2 is implicit D) Neither 1 nor 2 is implicit
 
Answer & Explanation Answer: C) Only assumption 2 is implicit

Explanation:
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Q:

The Committee has criticized the Institute for its failure to implement a dozen of regular programmes despite an increase in the staff strength and not drawing up a firm action plan for studies and research.

 

Courses of Action:

I.The broad objectives of the Institute should be redefined to implement a practical action plan.

II.The Institute should give a report on reasons for not having implemented the planned programmes.

A) Only I follows B) Only II follows
C) Neither I nor II follows D) Both I and II follow
 
Answer & Explanation Answer: D) Both I and II follow

Explanation:

The problem is that despite an increase in staff strength, the Institute has failed in its objective of implementing its plan. So, either there should be reasons for the lackening or the plans are a failure and must be revised for practical implementation. Thus, both the courses follow.

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Q:

In Bombay,railway trains are indespenible for people in the subrubs to reach their places of work on time

Assumptions:

1. Railway trains are the only mode of transport available in the subrubs of Bombay

2. Only railway trains run punctually

A) Only 1 is true B) Only 2 is true
C) Either 1 or 2 is true D) Neither 1 nor 2 is true
 
Answer & Explanation Answer: B) Only 2 is true

Explanation:

The railway trains are indespinsible for people to reach the place on time does not mean that there are no other means of transport but shows that trains alone run on time.So, 1 is not true

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Filed Under: Statement and Assumptions
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2 3011
Q:

The Civic administration has asked the residets of the dilapidated buildings to move out as these buildings will be demolished within the next thirty days

Assumptions : 

I. The Civic administration may be able to demolish these buildings as per schedule.

II. The residents of these buildings may vacate and stay elsewhere

A) If only assumption I is Implicit B) If only assumption II is Implicit
C) If either I or II is Implicit D) If both I and II are Implicit
 
Answer & Explanation Answer: D) If both I and II are Implicit

Explanation:

I is implicit in the deadline given. II is implicit in the notice given to the residents to move out.

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