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21 July, 23:34

A group of 6 people 2 are selected at random how many possibilities are there

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  1. 22 July, 03:01
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    That would be the number of combinations of 2 out of 6

    6C2 = 6! / (4!2!)

    A shortcut way of calculating this is (6*5) / (2*1) = 30/2 = 15 answer
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