Question

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

Statements
Some newspapers are magazines.
All magazines are books.

Conclusions
I. All books are magazines.
II. Some books are magazines.
III. Some books are newspapers.
IV. Some newspapers are books.

• A. I, II and III follow
• B. II, III and IV follow
• C. Both III and IV follow
• D. None of follows
• E. None of the above

Answer 1

The correct option is B II, III and IV follow

Mediate term of the following statement is
Some newspapers are magazines (I-type)
All magazines are books (A-type)
$I+A\to Itype$
Some newspaper are books
(Conclusion IV follows)
Conversion
Some books are newspaper
(Conclusion III follows)
All magazines are books
Conversion
Some books are magazines
(Conclusion II follows)

Only II, III and IV follow.