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Random Sum Resolution (Posted on 2016-06-06) Difficulty: 3 of 5
Five random positive integers are chosen independently with equal probability from 1 to N inclusively, where N is a positive integer.

Find the probability that:

(i) The number chosen last is equal to the sum of the four numbers that were chosen first.

(ii) The largest number chosen is the sum of the other four.

No Solution Yet Submitted by K Sengupta    
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  Subject Author Date
SolutionsolutionCharlie2016-06-06 10:51:52
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