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Hexadecimal Hinder (Posted on 2016-06-19) Difficulty: 3 of 5
x is a randomly chosen hexadecimal real number on the interval (0, (10)16)

Determine the probability of each of the following:

(i) x and 3x have the same first digit.

(ii) x and x3 have the same first digit.

(iii) x3 and 3x have the same first digit.

(iv) x, x3 and 3x have the same first digit.

*** “First digit” denotes the first nonzero digit of the number when expressed in hexadecimal form.

No Solution Yet Submitted by K Sengupta    
Rating: 5.0000 (1 votes)

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  Subject Author Date
Solutionre: part (i) solution --- correctionCharlie2016-06-20 21:56:20
Solutionpart (iv) solutionCharlie2016-06-20 10:37:02
Solutionpart (iii) solutionCharlie2016-06-20 09:01:51
Some ThoughtsSimulations for all partsCharlie2016-06-19 21:25:11
Solutionpart (ii) solutionCharlie2016-06-19 18:44:57
Some Thoughtspart (i) solutionCharlie2016-06-19 15:07:44
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