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Arithmetic Ability
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Q.
If the radius of base and height of a cone are increased by 10%, find the percentage of increase of its volume
A.
33.5%
B.
33.1%
C.
32.1%
D.
53.1%
View Answer
Correct choice: B
Explanation:
v1= 1/3πr12h1 v2=13πr22h2 % Increase in volume = (V2-V1) / (V2*100)
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