perplexus.info :: Probability : Walking the Blank

Walking the Blank (Posted on 2013-08-19)

Find the probability that if each of the digits 0, 1, 2, ..., 9 be placed exactly once in random order in the blank spaces of:

5_383_8_2_936_5_8_203_9_3_76

the resulting number will be divisible by 396.

Submitted by K Sengupta

Rating: 4.0000 (3 votes)

Solution: (Hide)

The required probability is 1.
For an explanation, refer to the solution submitted by Charlie in this location.

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
re(2): spoiler, hopefully	Ady TZIDON	2013-08-19 14:49:11
solution	Charlie	2013-08-19 12:27:31
re: spoiler, hopefully	Math Man	2013-08-19 11:09:15
spoiler, hopefully	Ady TZIDON	2013-08-19 10:46:19

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