Date: Sat, 5 Sep 1998 11:45:51 -0400
From: Alex Bogomolny
It's a nickel(!) and a half-dollar.
The question does not say that both are not nickels but only that one of them is not.
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Date: Sat, 5 Sep 1998 11:45:51 -0400
From: Alex Bogomolny