Mathematics · Pipes and Cisterns
Pipe A can fill a tank in 12 hours, pipe B can fill the same tank in 30 hours, and pipe C can fill the same tank in 18 hours. The time taken by them to fill the tank if they operate together is:
- 182531 hours
- 2152531 hours
- 392531 hours
- 452531 hours✓
Correct answer
52531 hours
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