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Solution of problem N4515 probability theory
4515. There are 9 red 6 yellow balls in the urn.
a) two balls are taken out of the urn at the same time. Find the probability that they are the same color.
b) one ball is taken out of the urn at random. What is the probability that the ball is yellow?
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: