Syllogisms · Question 19 · Easy

Syllogisms question 19

Statements:
No bird is a fish.
Some fish are pets.
Conclusions:
I. Some pets are not birds.
II. No pet is a bird.
Assuming the statements to be true, which conclusion(s) logically follow(s)?

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

Answer: A. Only conclusion I follows

Explanation: The pets that are fish cannot be birds, so some pets are not birds (I follows). Other pets may still be birds, so II does not follow.

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