document.write( "Question 1175135: five cards are lying on a table. each card has a natural number on each of its
\n" ); document.write( "two faces. pete said if a non prime is on one side of a card, then an odd
\n" ); document.write( "number is on the other side. wilbur proved pete wrong by turning over one card.
\n" ); document.write( "which card was it?
\n" ); document.write( "(the cards and faces shown are 2, 3, 5, 7, 11) \n" ); document.write( "

Algebra.Com's Answer #801106 by Edwin McCravy(20064) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "I think you did not post all of the problem.  I think the trick has to do with\r\n" );
document.write( "the fact that all primes are odd except the first one, which is 2.  So you can\r\n" );
document.write( "use that fact to fool a person who erroneously thinks all primes are odd.  \r\n" );
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document.write( "Edwin

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