A student is to answer 10 out of 13 questions in an examination such that he must choose at least 4 from the first five questio
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Submitted by admin on Sat, 07/04/2009 - 14:50
A student is to answer 10 out of 13 questions in an examination such that he must choose at least 4 from the first five questions. The number of choices available to him is?