ConceptVolume of a Cylinder

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#### Question

A lead pencil consists of a cylinder of wood with solid cylinder of graphite filled in the interior. The diameter of the pencil is 7 mm and the diameter of the graphite is 1 mm. If the length of the pencil is 14 cm, find the volume of the wood and that of the graphite.

`["Assume "pi=22/7]`

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#### Reference Material

Solution for concept: Volume of a Cylinder. For the course CBSE