Solution of problem N3408 probability theory

Solution of problem N3408 probability theory

3408. A student knows 32 of 40 course questions. At the exam, he is randomly asked three questions. What is the probability that a student will answer correctly: a) only one question; b) three questions; c) at least one question?

Additional information:

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

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