Question

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

Statements:-
All books are journals.
All diaries are journals.

Conclusions:-
I. All journals are books.
II. Some diaries being books is a possibility.

• A. Either conclusion I or conclusion II follows
• B. Only conclusion I follows
• C. Both conclusion I and conclusion II follow
• D. Neither conclusion I nor conclusion II foillows
• E. Only conclusion II follows

Answer 1

The correct option is E Only conclusion II follows

All books are journals (A) $\to$ conversion $\to$ some journals are books (I). Therefore conclusion I does not follow. Again All diaries are journals + Some journals are books = A + I = No conclusion. But some diaries being books is a possibility exists Therefore, conclusion II follows.


So, only conclusion II follows.