The square root of $${\text{0}}{\text{.}}\overline {\text{4}} $$  is ?

A. $$0.\overline 6 $$

B. $$0.\overline 7 $$

C. $$0.\overline 8 $$

D. $$0.\overline 9 $$

Answer: Option A

Solution(By Examveda Team)

$$\eqalign{ & = \sqrt {{\text{0}}{\text{.}}\overline {\text{4}} {\text{ }}} \cr & = \sqrt {\frac{4}{9}} \cr & = \frac{2}{3} \cr & = 0.666...... \cr & = 0.\overline 6 \cr} $$