Logical Deduction · Exercise 1 of 4

Logical Deduction Logical Deduction - Section 1

50 questions
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Category: Logical Reasoning
Topic: Logical Deduction
Exercise: Logical Deduction - Section 1
Questions: 50

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Directions

In each question below are given two statements followed by two conclusions numbered I and II. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusion and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.

Give answer:

(A) If only conclusion I follows

(B) If only conclusion II follows

(D) If neither I nor II follows and

(E) If both I and II follow.

Question 21

Statements: All fishes are grey in colour. Some fishes are heavy.

Conclusions:

I. All heavy fishes are grey in colour.

II. All light fishes are not grey in colour.

A Only conclusion I follows

B Only conclusion II follows

C Either I or II follows

D Neither I nor II follows

E Both I and II follow

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Question 22

Statements: All good athletes win. All good athletes eat well.

Conclusions:

I. All those who eat well are good athletes.

II. All those who win eat well.

A Only conclusion I follows

B Only conclusion II follows

C Either I or II follows

D Neither I nor II follows

E Both I and II follow

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Question 23

Statements: All film stars are playback singers. All film directors are film stars.

Conclusions:

I. All film directors are playback singers.

II. Some film stars are film directors.

A Only conclusion I follows

B Only conclusion II follows

C Either I or II follows

D Neither I nor II follows

E Both I and II follow

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Question 24

Statements: All hill stations have a sun-set point. X is a hill station.

Conclusions:

I. X has a sun-set point.

II. Places other than hill stations do not have sun-set points.

A Only conclusion I follows

B Only conclusion II follows

C Either I or II follows

D Neither I nor II follows

E Both I and II follow

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Question 25

Statements: Some dreams are nights. Some nights are days.

Conclusions:

I. All days are either nights or dreams.

II. Some days are nights.

A Only conclusion I follows

B Only conclusion II follows

C Either I or II follows

D Neither I nor II follows

E Both I and II follow

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Question 26

Statements: All jungles are tigers. Some tigers are horses.

Conclusions:

I. Some horses are jungles.

II. No horse is jungle.

A Only conclusion I follows

B Only conclusion II follows

C Either I or II follows

D Neither I nor II follows

E Both I and II follow

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Question 27

Statements: Raman is always successful. No fool is always successful.

Conclusions:

I. Raman is a fool.

II. Raman is not a fool.

A Only conclusion I follows

B Only conclusion II follows

C Either I or II follows

D Neither I nor II follows

E Both I and II follow

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Question 28

Statements: Some desks are caps. No cap is red.

Conclusions:

I. Some caps are desks.

II. No desk is red.

A Only conclusion I follows

B Only conclusion II follows

C Either I or II follows

D Neither I nor II follows

E Both I and II follow

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Question 29

Statements: Some hens are cows. All cows are horses.

Conclusions:

I. Some horses are hens.

II. Some hens are horses.

A Only conclusion I follows

B Only conclusion II follows

C Either I or II follows

D Neither I nor II follows

E Both I and II follow

Discuss in Forum

Question 30

Statements: All water is divine. All temples are divine.

Conclusions:

I. All water is temple.

II. All temples are water.

A Only conclusion I follows

B Only conclusion II follows

C Either I or II follows

D Neither I nor II follows

E Both I and II follow

Discuss in Forum

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