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Some reciprocal summed (Posted on 2019-04-07) Difficulty: 4 of 5
9 distinct positive integers are given, such that the sum of their reciprocals is equal to 1. If 5 of these integers are 3, 7, 9, 11 and 33, and the other 4 integers all have a units digit of 5, what is the sum of these integers?

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  Subject Author Date
solutionxdog2019-04-07 21:12:36
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