Question

If $\sqrt{x}÷\sqrt{441}=0.02$, then the value of $x$ is

• A. 1.64
• B. 2.64
• C. 1.764
• D. 0.1764

Answer 1

Answer: (D)

0.1764

$\frac{\sqrt{x}}{\sqrt{441}}=0.02$

$\Rightarrow \sqrt{x}=0.02\times 21$
$=\sqrt{x}=0.42$

$\Rightarrow x={\left(0.42\right)}^2=0.1764$