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Ratio and Proportion — Mathematics STD 10 — Question

ICSE BoardEnglish MediumSTD 10MathematicsRatio and Proportion2 Marks
Question
Find the sub-duplicate ratio of $\frac{1}{4}: \frac{1}{9}$
✓

Answer

Sub-duplicate ratio of $\frac{1}{4}: \frac{1}{9}$
$
\begin{aligned}
& =\sqrt{\frac{1}{4}}: \sqrt{\frac{1}{9}} \\
& =\frac{1}{2}: \frac{1}{3} \\
& =3: 2 .
\end{aligned}
$

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