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- Find each pipe's rate.
- Add filling rates and subtract emptying rates.
- Invert the net rate to get time.
Correct Answer: C
Correct Answer: C
Method / Topic: Pipes and Cisterns
The answer uses the net filling rate.
Short Explanation
Detailed Explanation
Correct Answer: C
Method / Topic: Pipes and Cisterns
<p><strong>Question:</strong> Find the percentage of correct
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Learn + Solve: Shortcut, Trap & Fast Route Click to view shortcut, steps, and common mistake
Shortcut used, common trap, and the fastest solving route
- Find each pipe's rate.
- Add filling rates and subtract emptying rates.
- Invert the net rate to get time.
In a Pipes and Cisterns practice set, a student answers 18 questions correctly out of 24. What percentage is correct?
Explanation
Correct Answer: C
Method / Topic: Pipes and Cisterns
The answer uses the net filling rate.
Short Explanation
Detailed Explanation
Correct Answer: C
Method / Topic: Pipes and Cisterns
<p><strong>Question:</strong> Find the percentage of correct
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