Archive for November, 2009
Monthly Archive
Thursday, November 26th, 2009
The “How Many Animals” puzzle
Tom just bought 100 animals for a total of $100. The 100 animals consists of sheep, pigs and hens. The sheep cost $10 each. The pigs cost $2 each. The hens cost 50c. How many of each animal did he buy? It’s not too hard to solve by trial and error, but we are looking […]
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Monday, November 23rd, 2009
What do people really think when they bet on games of chance?
Why do people play games of chance, like roulette, where the odds are known and you are bound to lose in the long term? I am sure some of them play purely for entertainment. At a cheap table your minimum bet is less than $500 per hour and your losses are around 3% of that. […]