So, technically, the World's Smartest Woman could be wrong (not in this case, because of the mathematical proof, but according to the title). Being smart doesn'

So, technically, the World's Smartest Woman could be wrong (not in this case, because of the mathematical proof, but according to the title). Being smart doesn't mean you're always right, especially when there is no good answer with the available information. But clearly, the responses show sexism at its finest, or worst. Partly, though, many of the men refusing the argument probably honestly disagree with the counter intuitive answer, but they seem to rationalize it with their negative beliefs.