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Solution of problem N3466 probability theory
3466. At the exam, the student is offered 30 tickets, each with three questions. Of the 90 questions included in the tickets, the student knows 45. What is the probability that a ticket taken by a student will consist of three unknown questions?
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
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exceeds: