Today is Martin Gardner’s 95th [...]
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There are many things to be aware of when doing these kinds of “tests.” First is that they are a scam to get you to give them your cell phone number, so they can then spam you with tons of crap you are not interested in. [...] When I was a kid, my father introduced me to the New York Times Crossword Puzzle. Dad commuted from our house to New York City every weekday, and often rode the Long Island RailRoad. He took the puzzle every day. He solved it in pen. He also solved the cryptograms in pen. I was impressed. [...]
Original Photo by Norsehorse Edited by Brian Ah, I love it when readers beat me to the punch! The comments to the original post pretty much sum up the paradox and it’s solution very well. Khaled’s and Mark’s comments illustrate perfectly one of the things I wanted to point out about this puzzle. That point is: Just [...]
Original Photo by Norsehorse Edited by Brian There’s a braintwister that’s been going around the internet, well, probably ever since there was an internet. It’s actually probably thousands of years old in one version or another. You may have seen it phrased like this: Three men go into a motel. The man behind the desk said [...] This post is concerned with a very interesting problem, called “The Traveler’s Dilemma.” There is a very good article about it, written by it’s creator, Professor Kaushik Basu, in the June, 2007 issue of the Scientific American. The article begins: “When playing this simple game, people consistently reject the rational choice. In fact, by acting illogically, [...] Maybe you are one of the lucky (such a subjective word!) ones who got the Math Mojo Monthly Newsletter (“Comes out Monthly, Mostly!”) today. I finally sent it out to a few hundred subscribers. I hope you like it. The lesson of the week was about a cool way to convert Celcius to Fahrenheit, and [...] Since gold coins (if they are gold coins, and not some hybrid – and the question did say “gold coins”) are valued by their weight, it stands to reason that a $5 gold coin is worth half of a $10 gold [...] |
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