<PRE><B>Question 926047</B>
how many possible committees can be formed from a group of seven people if each committee can have any number of member from 1 to 7?
the answer given is 127, solution pls
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Ans:: # of subsets  = 2^7 = 128
One of those sets is the empty set.
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Answer to your question = 128-1 = 127
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Cheers,
Stan H.
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