Evaluate

Question:

Evaluate $\frac{\sqrt{48}}{\sqrt{243}}$

Solution:

$\frac{\sqrt{48}}{\sqrt{243}}$

$=\sqrt{\frac{48}{243}}$

$=\sqrt{\frac{2 \times 2 \times 2 \times 2 \times 3}{3 \times 3 \times 3 \times 3 \times 3}}$

$=\frac{\sqrt{2 \times 2 \times 2 \times 2}}{\sqrt{3 \times 3 \times 3 \times 3}}$

$=\frac{2 \times 2}{3 \times 3}$

$=\frac{4}{9}$

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