Mathematics · Time and Work
A tank has two inlets, A and B, which can fill it in 15 hours and 20 hours, respectively. An outlet C can empty the full tank in 12 hours. If A, B and C are opened together when the tank is empty, then in how much time will the tank be filled?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 130 hours✓
- 227 hours
- 335 hours
- 440 hours
Correct answer
30 hours
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