A solid is composed of a cylinder with hemispherical ends if whole length of the solid is 108 cm and the diameter of the hemispherical ends is 36 cm find the cost of polishing its surface at the rate of 70 paise per square cm
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Given diameter is 7cm then radius is 3.5 cm
Then we find cylinder height and then we find volume and tsa of solid
Then we find cylinder height and then we find volume and tsa of solid
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