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    A team of four children is to be selected from a class of twenty children, to compete in a quiz game. In how many ways can the team be chosen if any four children can be chosen
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    (Original post by Deannnn97)
    A team of four children is to be selected from a class of twenty children, to compete in a quiz game. In how many ways can the team be chosen if any four children can be chosen
    This is just 20C4 right, you are choosing 4 particular children from 20
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    (Original post by 13 1 20 8 42)
    This is just 20C4 right, you are choosing 4 particular children from 20
    Oh right I thought it was that but didnt think it would be that easy. Thanks a lot
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    (Original post by Deannnn97)
    Oh right I thought it was that but didnt think it would be that easy. Thanks a lot
    I really can't see how it would be otherwise, though I do doubt myself a lot in combinatorics; I suppose if I am wrong someone will show up and say so at some point.
 
 
 
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Updated: July 27, 2016
Poll
“Yanny” or “Laurel”

The Student Room, Get Revising and Marked by Teachers are trading names of The Student Room Group Ltd.

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