Question

Some statements are given, followed by some conclusions. Consider the statements to be true even if they seem to be at variance from commonly known facts. Decide which of the given conclusions follow from the given statements.

Statements: Some pins are needles. Some threads needles. All needles are nails. All nails are hammers.
Conclusions:
I. Some pins are hammers.
II. Some threads are nails.
III. Some pins are threads.
IV. No pin is thread.

• A. I, II and either III or IV follow
• B. III and IV follow
• C. I and II follow
• D. All follow
• E. None of these

Answer 1

The correct option is A I, II and either III or IV follow


Conclusions
I. II. III. $\times$ IV. $\times$
But Conclusion III and IV are contradictory conclusions so either of the statement must follow.
$\therefore$ Only conclusions I, II and either III or IV follow.