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Random Chess Pieces Poser (Posted on 2016-08-29) Difficulty: 3 of 5
A queen, a rook and a bishop are randomly placed on distinct squares of an ordinary chessboard. Find the probability that:.
(i) The queen is under attack from either the bishop or the rook.
(ii) The bishop is neither under attack from the queen, nor under attack from the rook.

No Solution Yet Submitted by K Sengupta    
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re: computer aided solution | Comment 2 of 6 |
(In reply to computer aided solution by Charlie)

Just out of curiosity, does this take into account the bishop blocking the rook, or the rook blocking the bishop in part 1, or the rook blocking the queen in part 2?


I decided not to try this by hand when I noticed this wrinkle.

  Posted by Jer on 2016-08-29 21:23:12
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