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There are 20 members on a football squad. In electing a captain and a co-captain, how many different outcomes of the election is possible ?

There are 20 members on a football squad. In electing a captain and a co-captain, how many different outcomes of the election is possible ? Correct Answer 190

20C2 = (20!)/(2!*18!) = (20*19)/2 = 190

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there are 20 member of football squad. In electing a captain and a vice-captain, how many different outcomes of the elation possible.
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