A uniform cylindrical tank is initially filled to 60% of its capacity. The radius of the base of the tank is then increased by 10%. By what % (approx) of the height of the tank does the level of water fall ?

A uniform cylindrical tank is initially filled to 60% of its capacity.

1.	A uniform cylindrical tank is initially filled to 60% of its capacity. The radius of the base of the tank is then increased by 10%. By what % (approx) of the height of the tank does the level of water fall ?
A.	30%
B.	20%
C.	21%
D.	10%
Answer» E.

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A uniform cylindrical tank is initially filled to 60% of its capacity. The radius of the base of the tank is then increased by 10%. By what % (approx) of the height of the tank does the level of water fall ?

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