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The sum of 0. 2+0.004+0. 00006+0. 000000...

The sum of `0. 2+0.004+0. 00006+0. 0000008+...` to `oo` is a.`(200)/(891)` b. `(2000)/(9801)` c. `(1000)/(9801)` d. none of these

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