Mathematics · Pipes and Cisterns
Two taps can fill a cistern in 3 hours and 4 hours respectively and an outlet tap can empty this filled cistern in 2 hours. If all three taps are opened together in the empty cistern, then in how much time will it be filled?
- 112 hours✓
- 210 hours
- 38 hours
- 45 hours
Correct answer
12 hours
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