Archives for January 13, 2008

A while ago, I heard a riddle on the radio I hadn't heard since I was a young girl. Three men go to a hotel and book a room together. The room costs $30, so they each pay $10. After they've gone upstairs the desk clerk realizes the room only cost $25. He gives the bellhop $5 and tells him to return the money to the men. The bellhop figures he can't split $5 evenly, so he pockets $2 and gives them each $1 back. That means they each paid $9 for the room. Which means they paid, $27 total. But, if you add the bellhops $2, it means there's only $29 -- Where did the extra $1 go? Ultimately, the answer is, it's not a math question -- it's a case of misdirection. The riddle asks us to follow the …

Undoing the riddle of the sociopathRead More