<PRE><B>Question 597307</B>
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The odds against is the ratio of the number of ways that the event doesn&#39;t happen to the number of ways it does happen.  You have 52 cards, 39 of them are not spades and 13 of them are.


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ 39:13]


Then reduce:


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ 3:1]


John
*[tex \LARGE e^{i\pi} + 1 = 0]
My calculator said it, I believe it, that settles it
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