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points or pigeons in square? (Posted on 2019-08-05) Difficulty: 2 of 5
Given 5 points inside a square of side 10 cm, what is the probability that at least two of the points are within 8cm of each other?

No Solution Yet Submitted by Danish Ahmed Khan    
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what? | Comment 2 of 8 |
I don't see how it's possible that none of the points are within 8 cm of each other. I'd think the probability is 1 that at least one pair of points are closer than 8 cm from each other. I don't see how such a proximity can be avoided.
  Posted by Charlie on 2019-08-05 18:31:13
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