The police rounded up Jim, Bud and Sam yesterday, because one of them was suspected of having robbed a bank. The three suspects made the following statements under intensive questioning: Jim: I’m innocent. Bud: I’m innocent. Sam: Bud is guilty. If only one of these statements is true, who robbed the bank?
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Circle in a chess board Consider an infinite chessboard, where the squares have side length of 1. The squares are colored black and whit...
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A inch diameter round pizza has been sliced by straight cuts, leaving a right triangle in the middle as shown here The edge of the...
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100 Gold Coins Five pirates have obtained 100 gold coins and have to divide up the loot. The pirates are all...
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