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Statements: No pen is a pencil. All pencils are erasers. Conclusions: I. No pen is an eraser.
II. Some erasers are not pens. Which conclusion follows?

Competition practiceSyllogism
  • ABoth I and II follow
  • BOnly II follows
  • COnly I follows
  • DNeither I nor II follows

Step-by-Step Solution

Pencils are erasers and no pencil is a pen, so those erasers are not pens (II). Pens may still be erasers, so I is not certain. Only II follows.
Answer: B) Only II follows

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