Question

If $25$ is the arithmetic mean of $X$ and $46,$ then find $X.$

• A. $2$
• B. $4$
• C. $8$
• D. $16$

Answer 1

The correct option is B $4$

Since $25$ is the arithmetic mean of $X$ and $46$,

$\therefore 25=\frac{(X+46)}{2}$
$\therefore X+46=50$
$\therefore X=4$