Question

Evaluate $\sqrt{50625}$ and hence find the value of $\sqrt{506.25}+\sqrt{5.0625}$

Answer 1

$\sqrt{50625}=225$

Now $\sqrt{506.25}+\sqrt{5.0625}$
$=\sqrt{\frac{50625}{100}}+\sqrt{\frac{50625}{10000}}$
$=\frac{225}{10}+\frac{225}{100}=22.50+2.25$
$=24.75$