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Random +, - or / Random (Posted on 2009-08-24) Difficulty: 3 of 5
Let A and B each be random real numbers chosen from the uniform interval (0,1).

Call X the first nonzero digit of A+B.
Call Y the first nonzero digit of A-B.
Call Z the first nonzero digit of A/B.

Find the probability distribution of each random variable.

See The Solution Submitted by Jer    
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  Subject Author Date
Division solutionCharlie2009-08-24 19:16:12
+ and - solutionCharlie2009-08-24 15:31:04
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