Posted by **carl** on Sunday, March 25, 2007 at 9:49am.

At a fair run by a local charity organization, it costs 50 cents to try one’s luck in drawing an ace from a deck of 52 playing cards. What is the expected profit per customer, if they pay $4 if and only if a person draws an ace?

I answered the identical question for Carlos on Sat at 9:18, look about half way down this page

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