Sawaal
35
Q:

Some boys are men. No man is black

Conclusions:

1. Some boys are not black

2. Some men are boys

A) Only 1 follows B) Only 2 follows
C) Either 1 or 2 follows D) Neither 1 nor 2 follows

Answer:   A) Only 1 follows



Explanation:

Since one premise is negative , the conclusion must be negative. so 2 does not follow and only 1 follows

Subject: Statement and Conclusions
Exam Prep: GRE
Related Questions
Q:

The food processing industry was touted to be a sunrise industry for India some years ago and, on the face of it , there was little reason to doubt that

Conclusions: 

I. India has an advantage in food processing because of the varied agro-climatic conditions and availabilty of raw materials.

II. Food processing is one of the basic industries which suports our lives.

A) If only conclusion I follows B) If only conclusion II follows
C) If neither I nor II follows D) If both I and II follow
 
Answer & Explanation Answer: C) If neither I nor II follows

Explanation:

Which factors influence the food processing industry cannot be determined from the statement. Hence I does not follow. II does not follow because the statement doesn't give any clue about the industry's centrality to our lives.

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0 4210
Q:

As per the National Forestry Report, 1998 , India must retain a true cover of 33 per cent as against the 19 per cent at present . A budgetary allocation of Rs 850 crore is just a drop in the ocean.

Conclusions:

I. The forest coverage in a country should be in proportion to its popullation 

II. Inadequate budgetary allocation comes in the way of enhancing the forest coverage.

A) If only conclusion I follows B) If only conclusion II follows
C) If neither I nor II follows D) If both I and II follow
 
Answer & Explanation Answer: B) If only conclusion II follows

Explanation:

The relation of forest to population can't be derived from the statement. Hence I does not follow. From the second sentence and from the tone of the statement II can be derived. Hence follows.

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2 3388
Q:

If the gifts are passed on, the whole purpose of the gift is defeated. Therefore, the gift should be one that is useful and at the same time it attracts you, appeals to you and you retain it.

Conclusions : 

I. If gifts are retained , their utility increases.

II. Gifts are not meant for repeated change of hands.

A) If only conclusion I follows B) If only conclusion II follows
C) If neither I nor II follows D) If both I and II follow
 
Answer & Explanation Answer: B) If only conclusion II follows

Explanation:

I is not hinted at. It is an invention of the concluder's mind. II follows  because if "the whole purpose of something is defeated", it loses its meaning.

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2 3820
Q:

Some envelops are gums. Some gums are seals. Some seals are adhesives.

Conclusions:

1. Some envelops are seals

2. Some gums are adhesives

3. Some adhesives are seals

4. Some adhesives are gums

A) Only 3 B) Only 1
C) Only 2 D) Only 4
 
Answer & Explanation Answer: A) Only 3

Explanation:
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Filed Under: Statement and Conclusions
Exam Prep: GRE

0 30107
Q:

All windows are doors. No door is wall

Conclusions:

1. No window is wall

2. No Wall is door

A) Only 1 follows B) Only 2 follows
C) Either 1 or 2 follows D) Both 1 and 2 follow
 
Answer & Explanation Answer: D) Both 1 and 2 follow

Explanation:

Since both the premises are universal and one premise is negative, the conclusion must be universal negative. Also, the conclusion should not contain the middle term. So, 1 follows.

 

However, 2 is the converse of the second premise and thus it also holds.

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Filed Under: Statement and Conclusions
Exam Prep: GRE

57 55107
Q:

National Aluminium Company has moved Georgia from a position of shortage to self-sufficiency in the metal. 

Conclusions: 

1. Previously, Georgia had to import aluminium

2. With this speed, it can soon become a foreign exchange earner 

A) Only 1 follows B) Only 2 follows
C) Either 1 or 2 follows D) Both 1 and 2 follow
 
Answer & Explanation Answer: D) Both 1 and 2 follow

Explanation:

According to the statement, National Aluminium Company has moved Georgia from a position of shortage in the past to self-sufficiency in the present. This means that previously, Georgia had to import aluminium. So, I follows. Also, it can be deduced that if production increases at the same rate, Georgia can export it in future. So, II also follows. 

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1 4601
Q:

Some tapes are discs. Some discs are cassettes. Some cassettes are songs

Conclusions:

1. Some songs are discs

2. Some cassettes are tapes

3. Some songs are tapes

4. No song is a disc

A) Only either 1 or 4 follows B) Only either 2 or 4 follows
C) Only 3 and 4 follow D) Only 3 and either 2 or 4 follows
 
Answer & Explanation Answer: A) Only either 1 or 4 follows

Explanation:

Since each combiantion of premise contain 2 particular premises, no definite conclusion can be drawn. However, 1 and 4 involve the extreme terms of 2nd and 3rd premises and form a complementary pair. Thus either 1 or 4 follows.

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13 39464
Q:

Some mountains are hillocks. Some mountains are rivers. Some mountains are valleys.

Conclusions:

1. All mountains are either hillocks or rivers or valleys

2. No valley is river

3. Some river are valleys

A) None follows B) Only 1 follows
C) Only 2 and 3 follow D) Only 3 follows
 
Answer & Explanation Answer: C) Only 2 and 3 follow

Explanation:

2 and 3 are the satements involving the extreme terms of the last 2 premises and form a complementary pair. Thus either 2 or 3 follows

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24 43145