SAT, 05.01.2021 22:50, Margieeee

A set of 15 numbers has a mean of 4. A second set of 25 numbers has a mean of 6. What is the mean of the combined set of the 40 numbers?

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A set of 15 numbers has a mean of 4. A second set of 25 numbers has a mean of 6. What is the mean of...

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