The value of $$\sqrt {\frac{{0.16}}{{0.4}}} $$ is = ?
A. 0.02
B. 0.2
C. 0.63
D. None of these
Answer: Option C
Solution(By Examveda Team)
$$\eqalign{ & = \sqrt {\frac{{0.16}}{{0.4}}} \cr & = \sqrt {\frac{{0.16}}{{0.40}}} \cr & = \sqrt {\frac{{16}}{{40}}} \cr & = \sqrt {\frac{4}{{10}}} \cr & = \sqrt {0.4} \cr & = 0.63 \cr} $$Related Questions on Square Root and Cube Root
The least perfect square, which is divisible by each of 21, 36 and 66 is:
A. 213444
B. 214344
C. 214434
D. 231444
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