t is an integer between 1 and k inclusive

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by pre-gmat » Wed Oct 08, 2008 5:58 pm
It's a very simple problem

5* = 1/2 . 1/3 . 1/4 . 1/5 ( since there are only 4 integers between 1 and 5 inclusive: 2,3,4,5

4* = 1/2 . 1/3 . 1/4

5*/4* = 1/5