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Two pipes, A and B, can fill an empty water tank in 40 and 50 minutes, respectively. Pipe A is opened, and after 15 minutes pipe B is also opened. What is the time taken by both the pipes to fill the tank from the beginning?





Practice and solve "Two pipes, A and B, can fill an empty water tank in 40 and 50 minutes, respectively. Pipe A is opene..." for Mathematics - Previous Year Paper 2026. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "Two pipes, A and B, can fill an empty water tank in 40 and 50 minutes, respectively. Pipe A is opene..." for Mathematics - Previous Year Paper 2026. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.