09 October, 2012

What number is halfway between 1 and 9? Is it 5 — or 3?

What number is halfway between 1 and 9? Is it 5 — or 3?
Most will say 5. But pose the same question to small children, or people living in some traditional societies, and they're likely to answer 3.Cognitive scientists theorize that that's because it's actually more natural for humans to think logarithmically than linearly!!

photo credit: MarcelGermain via photopin cc

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