On which floor of the building does G stay? (the building has five floor 1, 2, 3, 4, 5.) I. Only the even-number floors are occupied and G does not stay on the second floor. II. G does not stay on an odd-numbered floor.
Correct Answer: if the data in Statement I alone are sufficient to answer the question, while the data in Statement II alone are not sufficient to answer the question.
Explanation:
I. Using I only, we cannot determine that G stays on 4th floor.
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