If (x +y =a), (Y +z=b) and (x +z =c) what is the average (arithmetic mean ) of x, y and z?
A. (a+bb+c)/6
B. (a+b+c)/4
C. (a +b+c)/3
D. (a+b+c)/6
সঠিক উত্তরঃ
D.
(a+b+c)/6
Explanation: Note: Option D usually represents the correct form (a+b+c)/6 in this context, or option A if corrected.
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