Simplify:
​$$\frac{\sqrt{0.028224}}{\sqrt{0.000784}}$$​

Correct option is C

Given: ​

​$$\frac{\sqrt{0.028224}}{\sqrt{0.000784}}$$ 

Solution: ​

​$$\frac{\sqrt{0.028224}}{\sqrt{0.000784}} \\ \ \\ = \frac{\sqrt{28224}}{\sqrt{784}} \\ \ \\ = \frac{168}{28} = 6$$​​