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Birthday Probability

  1. Jul 6, 2015 #1
    What are the odds of me being born on my grandfather's 73rd birthday and being his 73rd grandchild? (there are 85 grandchildren total)
     
  2. jcsd
  3. Jul 6, 2015 #2

    PeroK

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    I'm guessing, but I'd say it's pretty certain. Nearly 100%. Am I right?
     
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