Question
1/9 : 1/81 : : 1/13 : ?
Answer: Option B
Answer: (b)
$$\text"The relationship is"$$ x : x2.
As, $$(\text"1" / \text"9"\)^2 = (\text"1" / \text"81"\).\text" Similarly", (\text"1" / \text"13"\)^2 = (\text"1" / \text"169"\)$$
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Answer: (b)
$$\text"The relationship is"$$ x : x2.
As, $$(\text"1" / \text"9"\)^2 = (\text"1" / \text"81"\).\text" Similarly", (\text"1" / \text"13"\)^2 = (\text"1" / \text"169"\)$$
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