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Open, Sesame! (Posted on 2014-10-14) Difficulty: 1 of 5
There are n keys in the bundle, but only one fits the door's lock.
Trying them one after another, until the right one will be found, what is the probability it will happen on the kth trial?

No Solution Yet Submitted by Ady TZIDON    
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  Subject Author Date
re(2): If the key fits ... (spoiler)Steve Herman2014-10-15 09:50:01
Some Thoughtsre: If the key fits ... (spoiler)broll2014-10-15 08:50:42
SolutionIf the key fits ... (spoiler)Steve Herman2014-10-14 20:58:43
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