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Percentage change in surface area of a sphere, if radius is increased
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30 Mar 2023, 10:18
30 Mar 2023, 10:18
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Question Stats:
55% (01:37) correct
44% (01:20) wrong based on 18 sessions
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Quantity A |
Quantity B |
Percentage change in surface area of a sphere, if radius is increased by 10% |
Percentage change in volume of right circular cylinder, if radius is increased by 10%, where height remains constant |
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
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Re: Percentage change in surface area of a sphere, if radius is increased
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31 Mar 2023, 20:46
31 Mar 2023, 20:46
1
Surface area of sphere = 4 * pi * r^2 where 4 and pi are constants
Volume of right circular cylinder = pi * r^2 * h where pi and h are constants
Both have r^2. Change is same
Option C
Volume of right circular cylinder = pi * r^2 * h where pi and h are constants
Both have r^2. Change is same
Option C
gmatclubot
Re: Percentage change in surface area of a sphere, if radius is increased [#permalink]
31 Mar 2023, 20:46
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