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A solid body is made up of a cylinder...

A solid body is made up of a cylinder of radius `r` and height `r` , a cone of base radius `r` and height `r` fixed to the cylinders one base and a hemisphere of radius `r` to its other base. The total volume of the body `(gi v e n\ r=2)` is `8pi` (b) `16pi` (c) `32pi` (d) `64pi`

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