Question

If ${\log }_{5}125=x$, then $x$ is equal to_____

• A. $2$
• B. $3$
• C. $4$
• D. $5$

Answer 1

The correct option is B $3$

${\log }_{5}125=x$

$\Rightarrow {\log }_5{5}^3=x$

$\Rightarrow 3{\log }_{5}5=x$

$\Rightarrow x=3$

Hence, B is the correct option.