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How would you bet? (Posted on 2011-02-13) Difficulty: 2 of 5
What is the probability that a randomly chosen three-digit number (000 to 999 inclusive) is eligible to appear at the end of a seventh power of an integer?

  Submitted by Ady TZIDON    
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Solution: (Hide)
The probability is 0.505. Charlie provided a complete listing, with a compilation of what numbers causes a given "tail".

Comments: ( You must be logged in to post comments.)
  Subject Author Date
re: computer solution -- how to produce the given digitsCharlie2011-02-14 11:15:24
Solutioncomputer solutionCharlie2011-02-14 01:36:48
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