Question

If the average of $3,4$, and $x$ is $2$, then find $x$.

• A. $-15$
• B. $-1$
• C. $-8$
• D. $-6$
• E. $-2$

Answer 1

Answer: (B)

$-1$

Given: The average of $3,4$ and $x$ is $2$
we have to find $x$
$\Rightarrow \frac{3+4+x}{3}=2$
$\Rightarrow 7+x=6$
$\Rightarrow x=-1$
$x$ is $-1$

Hence, the answer is option $B$.