Question

If the average of the values $18,41,x,36,31,24,37,35,27,36$, is $31$. Find the value of x.

Answer 1

Given : $\frac{18+41+x+36+31+24+37+35+27+36}{10}=31$

$\Rightarrow \frac{285+x}{10}=31$

$\Rightarrow x=310-285$

$\Rightarrow x=25$