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Three from Nine (Posted on 2006-04-25) Difficulty: 3 of 5
Nine marbles numbered 1 to 9 are placed in a barrel and three are drawn out, without replacement. Determine -:

1. The probability that the three digit number formed from the marbles in the order drawn is divisible by (a) Five (b) Seven (c) Nine.
2. The probability that a three digit number can be formed by rearranging the marbles drawn, that is divisible by (a) Five (b) Seven (c) Nine.

No Solution Yet Submitted by Vernon Lewis    
Rating: 3.5000 (4 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
No Subjectruti2006-05-01 16:26:19
SolutionSolutionKevin2006-04-25 17:56:00
SolutionProbable SolutionDej Mar2006-04-25 16:17:09
Solutioncomputer solutionCharlie2006-04-25 15:12:25
re(4): Partial SolutionLeming2006-04-25 14:19:49
re(3): Partial SolutionJer2006-04-25 13:40:54
Some Thoughtsre(2): Partial Solution - ? with no answer of my owntomarken2006-04-25 13:31:25
Some Thoughtsre: Partial Solution - ? with no answer of my ownLeming2006-04-25 13:22:34
re(2): Partial Solutiontomarken2006-04-25 13:16:20
re: Partial SolutionJer2006-04-25 13:08:44
Some ThoughtsProbable solutionJer2006-04-25 13:04:13
Hints/TipsPartial Solutiontomarken2006-04-25 12:30:48
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