Mathematics · Work and Time
An inlet pipe A can fill a tank in 12 hours, while an outlet pipe B can empty the full tank in 18 hours. If both pipes are opened simultaneously when the tank is empty, how long will it take to fill the tank completely?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 148 hours
- 272 hours
- 324 hours
- 436 hours✓
Correct answer
36 hours
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