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Mathematics 13 Online
OpenStudy (anonymous):

Which of the following is a subset of the set A: {men between the ages of 20 and 30} {men between the ages of 25 and 30} {a 40 year old man} {adults between the ages of 20 and 25} {men over 30}

OpenStudy (anonymous):

{men between the ages of 25 and 30}

OpenStudy (anonymous):

All others contain information gained from other sources. The right answer has information gained only from the original set

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