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10th Class Mathematics Mensuration Question Bank Mensuration

  • question_answer
    A cuboid has a volume of 64000 cm3. If the ratio of its sides are 1:2:4, then the largest side is

    A)  40 cm                  

    B)         60 cm

    C)  64 cm                  

    D)         80 cm  

    Correct Answer: D

    Solution :

     Let the sides be \[x,\text{ }2x\]and\[4x\]. Therefore \[x\text{ }.\text{ }2x\text{ }.\text{ }4x=64000\] or            \[x=20\] \[\therefore \] largest side \[=4x=80\text{ }cm\]


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