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8th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-4

  • question_answer
    Two pipes can fill a cistern in 14 hours and 16 hours respectively. Due to leakage in the bottom, 32 minutes extra are taken for the cistern to be filled up if both the pipes are opened together. If the cistern is full, how much time will the leak take to empty them tank?

    A)  112 hours        

    B)  130 hours

    C)  140 hours                    

    D)  160 hours

    E)  None of these

    Correct Answer: A

    Solution :

    Not Available    


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