3 years ago

What is the common ratio of 1/2, 1/10, 1/50, 1/250, 1/1250?

1 answer:

5 0

$r=\frac{\frac{1}{10}}{\frac{1}{2}}=\frac{1}{10} \times 2= \frac{2}{10}=\frac{1}{5} \\ \\
\boxed{r=\frac{1}{5}}$

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