Mathematics, 06.05.2021 22:00, yuki430p7szcq

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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A bridge club had 22 members with a mean age of 68. Then two new members joined. One was 62 years ol...