1) What is the square root of 0.0009 ? A) 0.09 B) 0.03 C) 0.33 D) 0.07 Answer: Option BExplanation:$ \sqrt{0.0009} = \sqrt{\frac{9}{10000}}$$ = \frac{\sqrt{9}}{\sqrt{10000}}$$= \frac{3}{100} = 0.03$
