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Q: Srinivas can complete a work in 15 days and Ramesh can complete the same work in 9 days, with Ravi they completed the work in 3 days. In how many days Ravi can complete the same work alone?
  • A.
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  • B. 10 days
  • C.
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  • D.
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Correct Answer: Option A -
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Explanations:

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