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Different possibilities from a group

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
Reply 1
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math42
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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
Reply 2
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Deannnn97
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Original post by 1 8 13 20 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 :smile:
Reply 3
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math42
20
Original post by Deannnn97
Oh right I thought it was that but didnt think it would be that easy. Thanks a lot :smile:


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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