Railway Recruitment Board Reasoning — Question 1758

Question

Statements: All pens are books. Some books are pencils. Conclusions: I. Some pens are pencils. II. Some books are pens. Which conclusion(s) follow?

1. Only I follows
2. Only II follows
3. Both I and II follow
4. Neither I nor II follows

Correct answer

B — Only II follows

Explanation (English)

'All pens are books' converts to 'some books are pens' (II). The pencils among books need not be pens, so I is not certain.

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