Question

The arithmatic mean of $4,6,8$ is

• A. $4$
• B. $6$
• C. $8$
• D. $4.5$

Answer 1

The correct option is B $6$

$\Rightarrow$ First adding numbers $4,6$ and $8$ $=4+6+8=18$

$\Rightarrow$ We have number of terms $3$

$\Rightarrow$ $Arithmeticmean=\frac{S}{N}=\frac{18}{3}=6$