What is the sum of the infinite sequence 0.5, 0.05, 0.005...

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PS · Problem Solving

505-555

Arithmetic

What is the sum of the infinite sequence {0.5, 0.05, 0.005, .........}?

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A

\frac{1}{10}

B

\frac{1}{5}

C

\frac{5}{9}

D

\frac{55}{81}

E

\frac{10}{5}

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Explanation

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