9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-7

  • question_answer
    Water flows at the rate of 10 m per minute through a cylindrical pipe having its diametre as 5 mm. How much time will it take to fill a conical vessel whose diametre of base is 40 cm and depth 24 cm?

    A)  51 m 12 s                    

    B)  51 m 24 s

    C)  48 m 24 s                    

    D)  48 m 36 s

    E)  None of these

    Correct Answer: E

    Solution :

     Not Available


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