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Omni-MATH / Which number from the set 1,2,3,4,5,6,7,8,9,10,11 must be removed so that the mean (average) of the numbers remaining in the set is 6.1? · Discussion

Discussing Which number from the set {1,2,3,4,5,6,7,8,9,10,11} must be removed so that the mean (average) of the numbers remaining in the set is 6.1? · Omni-MATH

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