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Solution of problem N4593 probability theory
4593. There are 10 balls in the urn: 3 white and 7 black. One ball was taken out of the urn at random. What is the probability that this is a ball: a) White, b) Black?
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: