Question 984871
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If the mean age of 10 people is 15, then the sum of their ages must be 150.  What is the sum of the ages of 11 people with a mean age of 14?  The difference in the sums is the age of the person who joined the group.


John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it

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*[tex \LARGE \ \ \ \ \ \ \ \ \ \