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If the radius of the base of a right cir...

If the radius of the base of a right circular cylinder is increased by 20% and the height is decreased by 30% then what is the percentage increase/decrease in the volume ?
यदि सिलेंडर के आधार की त्रिज्या 20% बढ़ जाती है और लंबाई 30% तक कम हो जाती है तो आयतन में प्रतिशत वृद्धि / कमी क्या है?

A

Increase 2%

B

Decrease 0.8%

C

Increase 0.8%

D

Decrease 2%

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