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Pipe A can fill a tank in 10 hours; pipe B can fill it in 12 hours, and pipe C can empty it in 15 hours. All three pipes are opened together, but after 4 hours pipe C is closed. Find the total time taken to fill the empty tank.





Practice and solve "Pipe A can fill a tank in 10 hours; pipe B can fill it in 12 hours, and pipe C can empty it in 15 ho..." for General Awareness - Previous Year Paper 2025. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "Pipe A can fill a tank in 10 hours; pipe B can fill it in 12 hours, and pipe C can empty it in 15 ho..." for General Awareness - Previous Year Paper 2025. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.