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All 10 digits (Posted on 2012-07-06) Difficulty: 3 of 5
Pi takes 33 digits to get all 10 digits.
However, e only takes 21 digits.
Suppose you pick random digits from 0 to 9 with probability 1/10 of each digit. What is the average number of digits required to get all 10 digits?

See The Solution Submitted by Math Man    
Rating: 5.0000 (1 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
re(2): Leading answer (spoiler)Charlie2012-07-08 23:30:43
re: Leading answer (spoiler)Math Man2012-07-08 23:08:00
SolutionSolution the hard way and the easy wayCharlie2012-07-06 13:22:55
Possible solutionbroll2012-07-06 11:34:42
SolutionLeading answer (spoiler)Steve Herman2012-07-06 10:40:16
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