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Math

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30 flasks--10 full, 10 half-empty, and 10 entirely empty--are to be divided among 3 sons so that flasks and contents should be shared equally. How may this be done?

  • Math -

    pour half of each of the 10 full flasks into the 10 empty cans
    you now have 30 half-full flasks, so each gets 10
    half-full flasks

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