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Statements: No fish is a mammal. Some mammals are pets. Conclusions: I. Some pets are not fish.
II. Some fish are pets. Which conclusion(s) follow?

Competition practiceSyllogism
  • AOnly II follows
  • BOnly I follows
  • CBoth I and II follow
  • DNeither I nor II follows

Step-by-Step Solution

The pets that are mammals cannot be fish, so some pets are not fish (I). Nothing tells us any fish is a pet, so II does not follow.
Answer: B) Only I follows

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