The outer and inner diameters of a hemispherical bowl are 17 cm and 15 – InterviewSolution

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1.	The outer and inner diameters of a hemispherical bowl are 17 cm and 15 cm respectively. Find the cost of polishing it all over at 25 paise per cm2. ( Take π = 227).
Answer» The outer and inner diameters of a hemispherical bowl are 17 cm and 15 cm respectively. Find the cost of polishing it all over at 25 paise per $c m^{2}$ . ( Take $π$ = $\frac{22}{7}$ ).

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