Archive for October 2009
Mayan Civilization Math
Mayan numbers and math
The Mayan civilization’s mathematics were one of the most advanced of the ancient Americas. Rather than using a base 10 system as we use (1, 10, 100, 1,000, etc.) they used a base 20 system (1, 20, 400, 8,000, etc.) One of the most fascinating facts about their mathematical system was that their counting system used only 3 symbols – a “shell”, dot, and line. The shell represented 0, the dot represented 1, and the line represented 5.
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Einstein’s Riddle Solution Explained
Albert Einstein "So have you worked it out yet? Who owns ze fish, ja!"
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Albert Einstein’s Riddle – With Solution Explained
Albert Einstein has a riddle to share
According to Einstein, roughly 98% of the world’s population cannot solve this riddle. It is one that uses pure logic – no fancy math is required.
1. In a street there are five houses, painted five different colours.
2. In each house lives a person of different nationality
3. These five homeowners each drink a different kind of beverage, smoke different brand of cigar and keep a different pet.
The Question: Who owns the fish?
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