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Q: If 18 pumps can raise 2170 tonnes of water in 10 days, working 7 hours a day, in how many days will 16 pumps raise 1736 tonnes, working 9 hours a day?
  • A. 9
  • B. 6
  • C. 7
  • D. 8
Correct Answer: Option C -
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Explanations:

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