Asked by Nipu
A women student is to answer 10 out of 13 questions. Find the number of her choices where
she must answer: (a) the first two questions; (b) the first or second question but not both; (c)
exactly 3 out of the first 5 questions; (d) at least 3 of the first 5 questions.
she must answer: (a) the first two questions; (b) the first or second question but not both; (c)
exactly 3 out of the first 5 questions; (d) at least 3 of the first 5 questions.
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