The mean of x and y is a, the mean of y and z is b and the mean of x and z is c. What is the mean of x, y, and z?
- A. (a+b+c)/3
- B. (a+b+c)/2
- C. (a+b+c)/abc
- D. abc/(a+b+c)
The mean of x, y, and z is equal to (a+b+c)/3.
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