SOLUTION: a student is asked to answer 11 out of 15 questions of a exam. In how many
ways can she select the questions to be answered?
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ways can she select the questions to be answered?
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Question 615071: a student is asked to answer 11 out of 15 questions of a exam. In how many
ways can she select the questions to be answered? Answer by math33(31) (Show Source):
