Logical Reasoning

Logical Deduction - Section 1

Directions to Solve

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

    (C) If either I or II follows

    (D) If neither I nor II follows and

    (E) If both I and II follow.

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
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
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
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
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
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
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
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
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
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

Overview

Exercise