Question

If $\sqrt{10}=3.162$, then find the value of $\frac{1}{\sqrt{10}}$.

Answer 1

$\sqrt{10}=3.162$
value of $\frac{1}{\sqrt{10}}:$

Multiply $\sqrt{10}$ on numerator an denominator
($\frac{1}{\sqrt{10}})\times (\frac{\sqrt{10}}{\sqrt{10}}$)
$\frac{\sqrt{10}}{10}=\frac{3.162}{10}=0.3162$