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a solid cuboid dimension 30c×25cm×9cm is …

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a solid cuboid dimension 30c×25cm×9cm is melted and cast into 2 identical cubes.find the length of the cubes formed.

    • Posted by Rathi Kajal 7 years, 2 months ago

    CBSE > Class 08 > Mathematics
    • 1 answers

    Naveen Sharma 7 years, 2 months ago

    Ans.  Let the length of cubes formed  = a cm

     

    Volume of Cuboid = 2×volume of cube formed 

    => 30×25×9 = 2a3

    => a3 = 15×25×9

    => a3 = 3375 

    => a = 15

    So length of cubes formed = 15cm

     

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