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Chessboard (Posted on 2004-01-14) Difficulty: 3 of 5
Three different squares are chosen randomly on a chessboard.

What is the probability that they lie in the same diagonal?

No Solution Yet Submitted by Ravi Raja    
Rating: 3.5000 (8 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
correct solution | Comment 15 of 20 |
I believe I have framed the problem correctly (The real challenge w/prob. theory) and have concluded the solution is

PROBABILITY = .0015681

(or)

roughly 637 TO 1
  Posted by mike on 2004-02-07 19:40:21
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