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Q: Meenu along can do a work in 16 days. Simi alone can do it in 12 days. If Raj joins them, they three together can complete the work in 4 days. How long will Raj alone take to finish the work ?
  • A.
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  • B.
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  • C.
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  • D. 23 days
Correct Answer: Option C -
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Explanations:

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