SOLUTION: An examination consists of 12 questions. If 10 questions must be answered, find the number of different orders in which a student can answer the questions.
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Question 329407: An examination consists of 12 questions. If 10 questions must be answered, find the number of different orders in which a student can answer the questions. Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! An examination consists of 12 questions. If 10 questions must be answered, find the number of different orders in which a student can answer the questions.
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The # of groups of 10 the student can answer is 12C10 = 12C2 = 66
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The # of orders is 10! = 3628800
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Cheers,
Stan H.
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