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A solid toy is in the form of a hemisphere surmounted by a right circular cone. The height of the cone is \(2 cm\) and the diameter of the base is \(4 cm\). Determine the volume of the toy. If a right circular cylinder circumscribes the toy, find the difference of the volumes of the cylinder and the toy. (Take \(\pi= 3.14\))
 
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Required answer \(=\) \(cm^3\)
 
Note: Enter the answer upto two decimal places.