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Question
If the radius of the base of a cylinder is increased by 25% and its height is increased by 10%, then what will be the percentage increase in its volume?
यदि एक बेलन के आधार की त्रिज्या में 25% की वृद्धि की जाती है तथा इसकी ऊँचाई में 10% की वृद्धि की जाती है, तो उसके आयतन में कितने प्रतिशत वृद्धि होगी ?
A.
71.8%
B.
58.4%
C.
35%
D.
72.8%
Answer ( Option A)

71.8%

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