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A bridge club had 22 members with a mean age of 68. Then two new members joined. One was 62 years old, and the other was 80 years old. How did the mean age change after they joined?
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Nov 27, 2018
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A bridge club had 22 members with a mean age of 68. Then two new members joined. One was 62 years old, and the other was 80 years old. How did the mean age change after they joined?
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Michael Besteck
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the answer is 36 2/3
Niklas B
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Nov 29, 2018
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the mean went up 2 years
Sll
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Dec 1, 2018
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