20. A metallic cylinder has radius 3 cm and height 5 cm.To reduce its – InterviewSolution

1.	20. A metallic cylinder has radius 3 cm and height 5 cm.To reduce its weight, a conical hole isdrilled in the cylinder. The conical hole has a radius of 3 em and its depth is 8 cm. Calculatethe ratio of the volume of metal left in the cylinder to the volume of metal taken out in conicalshape.
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