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Solution of problem N3399 probability theory
3399. A student came to the test knowing only 25 questions out of 40, what is the probability of a test, if there are 2 questions in the ticket and you need to know at least one question for the test?
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: