The average of six numbers is x and the average of three of these is y. If the average of the remaining three… · ABC26GN1582

Subject: General Aptitude · Chapter: Average

The average of six numbers is $x$ and the average of three of these is $y$. If the average of the remaining three is $z$, then

(a)$x=y+z$

(b)$2 x=y+z$

(c)$x=2 y+2 z$

(d)None of these

Answer

Answer (as printed): B

Explanation

Clearly, we have: $x=\left(\frac{3 y+3 z}{6}\right)$ or $2 x=y+z$.

Explanation as extracted from the printed page; notation may be imperfect.

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