8th Class Mathematics Mensuration Question Bank Mensuration

  • question_answer
    DIRECTIONS:  Read the following passages and answer the questions that follow. A well is a vertical open cylinder of radius 1.2 m and height 5 m. The well contains water to a depth of 3 m (use: \[56c{{m}^{2}}\text{ and }560c{{m}^{2}}\]) The volume of water in the well, is \[2\pi {{r}^{4}}\]

    A) 13560               

    B) 31560

    C) 53160                         

    D) 51360

    Correct Answer: A

    Solution :

    Required volume \[1000m{{m}^{3}}=1c{{m}^{3}}\]    


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