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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 8 years, 4 months ago

CBSE > Class 08 > Mathematics

1 answers

Naveen Sharma 8 years, 4 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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