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9th Class General Knowledge Analytical Reasoning Question Bank Quantitative Aptitude and Logical Reasoning

  • question_answer
    Two pipes A and B can fill a tank in 6 hours and 4 hours respectively. If they are opened on alternate hours and if pipe A is opened first, in how many hours, the tank shall be full?

    A)  4

    B)  \[4\frac{1}{2}\]

    C)  5

    D)  \[5\frac{1}{2}\]

    Correct Answer: C

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