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Solution of problem N4357 probability theory
4357. There are 20 balls in the box - 12 white and 8 black. What is the probability that the two balls taken out will be white? Different color?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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Discount for regular customers! If the total of your purchases from the seller
Massimo86
exceeds: