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One pipe can fill the tank in 20 min, while another pipe can empty the completely filled tank in 45 min. If both the pipes are operated together on empty tank, how long (in min) will it take to fill one-fourth of the tank? 3940
36
27
9
18
9
Practice and solve "One pipe can fill the tank in 20 min, while another pipe can empty the completely filled tank in 45 ..." for General Awareness - Previous Year Paper 2025. The correct answer is Option C: 9. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "One pipe can fill the tank in 20 min, while another pipe can empty the completely filled tank in 45 ..." for General Awareness - Previous Year Paper 2025. The correct answer is Option C: 9. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.