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Statements: No book is a pen. All pens are pencils. Conclusions: I. Some pencils are not books.
II. No book is a pencil. Which conclusion(s) follow(s)?

Competition practiceSyllogism
  • ANeither I nor II follows
  • BOnly conclusion I follows
  • COnly conclusion II follows
  • DBoth conclusions I and II follow

Step-by-Step Solution

Pens are pencils and no book is a pen, so those pencils (the pens) are not books (I). Books could still be other pencils, so 'no book is a pencil' is not guaranteed (II fails).
Answer: B) Only conclusion I follows

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