1.

\(\frac{1}{9}: \frac{1}{81}, \frac{1}{13} : \ ?\)

A. \(\frac{1}{169}\)
B. \(\frac{1}{125}\)
C. \(\frac{1}{120}\)
D. \(\frac{1}{127}\)
Answer» B. \(\frac{1}{125}\)


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