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Titleist
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How many ways can Otto pick 3 people for his foursome out of Updated on: 02 Jan 2004, 12:38
Originally posted by Titleist on 02 Jan 2004, 11:18.
Last edited by Titleist on 02 Jan 2004, 12:38, edited 2 times in total.
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How many ways can Otto pick 3 people for his foursome out of a pool of 30 friends?


1) 128
2) 678
3) 789
4) 4060
5) 8320

:wave


edited choice 4 (oops!)



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Geethu
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How many ways can Otto pick 3 people for his foursome out of 02 Jan 2004, 11:55
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I am assuming that 3 people out of 30. Is that right ? But the answer I am getting is not listed in your choice.
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Titleist
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How many ways can Otto pick 3 people for his foursome out of 02 Jan 2004, 12:05
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Geethu
I am assuming that 3 people out of 30. Is that right ? But the answer I am getting is not listed in your choice.



slight error - thanks geethu!
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Geethu
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How many ways can Otto pick 3 people for his foursome out of 02 Jan 2004, 12:33
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4) is the answer
assuming 4 as 4060.
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How many ways can Otto pick 3 people for his foursome out of 02 Jan 2004, 12:38
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Yes - right again Geethu!

:oops:
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How many ways can Otto pick 3 people for his foursome out of 02 Jan 2004, 12:40
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30 choose 3.

I hope I won't have to bang out that kind of math on the exam...

Did you know if you type (without the quotes) "30 choose 3" into google, that it solves the problem for you?

Neat.
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How many ways can Otto pick 3 people for his foursome out of 02 Jan 2004, 12:44
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Wasn't expecting you guys to solve the problem - but who am I kidding - you guys are the combinatorics aces on this board.

:2gunfire:



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