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Question: How many visitors saw the exhibition yesterday? Statements: Each entry pass holder can take up to three persons with him/her. In all, 243 passes were sold yesterday.

I alone is sufficient while II alone is not sufficient
II alone is sufficient while I alone is not sufficient
Either I or II is sufficient
Neither I nor II is sufficient
Both I and II are sufficient

Correct Answer: Neither I nor II is sufficient

Explanation:

From I and II, we find that maximum (243 x 3) i.e. 729 visitors saw the exhibition.

But the exact number cannot be determined.

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