Solution: What is the mean of x, y, and z?

(Last Updated On: December 8, 2017)

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?

Problem Statement:

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)

Problem Answer:

The mean of x, y, and z is equal to (a+b+c)/3.

Solution:

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