Question: Consider the series 0.8 + 0.08 + 0.008 + a. Find S10. b. Find S15. c. Express the sum of infinitely many terms as

Consider the series
0.8 + 0.08 + 0.008 + ยทยทยท
a. Find S10.
b. Find S15.
c. Express the sum of infinitely many terms as a ratio of integers.

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