> Dozens of people declare solemnly that Mary and Ann are twins, though the slightest attempt to "prove" this shows it does not fulfil the conditions of the problem. [...] "About Mary and Ann, I think they are eight years old," says a woman, disregarding the first words of the question, which state that Mary is twenty-four.
reply[1] - https://www.loc.gov/resource/sn88085488/1903-10-31/ed-1/?sp=...
18.
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