SSC Sample Paper SSC CGL - Sample Paper-6

  • question_answer
    A pump can fill a tank with water in 2 h. Because of a leak in the tank, it takes \[2\frac{1}{3}\,h\] to fill the tank. The leak can empty the filled tank in

    A)  8 h                              

    B)  7 h

    C)  \[2\frac{1}{3}\,h\]                    

    D)  14 h

    Correct Answer: D

    Solution :

    Part of the tank tilled by the pump in \[1\,\,h=\frac{1}{2}\] Because of leak part of the tank filled by the pump in \[1\,\,h=\frac{3}{7}\] \[\therefore \] Part of the tank emptied by the leak in 1 h             \[=\frac{1}{2}-\frac{3}{7}=\frac{7-6}{14}=\frac{1}{14}\] Hence, the leak will empty the tanks in 14 h.


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