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Statements: No cat is a dog. All dogs are pets. Conclusions: I. Some pets are not cats.
II. No cat is a pet.

Competition practiceSyllogism
  • AOnly conclusion II follows
  • BBoth conclusions I and II follow
  • CNeither conclusion I nor II follows
  • DOnly conclusion I follows

Step-by-Step Solution

Dogs are pets and no dog is a cat, so those pets are not cats, giving 'Some pets are not cats' (I). Some cats could still be pets, so 'No cat is a pet' (II) does not follow.
Answer: D) Only conclusion I follows

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