1.

$$\sqrt {\frac{{0.25}}{{0.0009}}}\times \sqrt {\frac{{0.09}}{{0.36}}} $$is equal to ?

A. $\frac{5}{6}$$
B. ${\text{7}}\frac{1}{6}$$
C. ${\text{7}}\frac{1}{3}$$
D. ${\text{8}}\frac{1}{3}$$
Answer» E.


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