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| Some reciprocal summed (Posted on 2019-04-07) |
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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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 | solution | xdog | 2019-04-07 21:12:36 |
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