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Mathematics, 13.07.2020 22:01 asdasddas776

The mean age of 10 women in an office is 30 years old. The mean age of 10 men in an office is 29 years old. What is the mean age (nearest year) of all the people in the office?

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The mean age of 10 women in an office is 30 years old. The mean age of 10 men in an office is 29 yea...
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