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The volume of a cube is 64

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The volume of a cube is 64 [#permalink] New post 18 Mar 2018, 10:29
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Question Stats:

87% (00:42) correct 12% (00:32) wrong based on 8 sessions
The volume of a cube is 64

Quantity A
Quantity B
The area of the base of the cube
32


A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
[Reveal] Spoiler: OA

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Re: The volume of a cube is 64 [#permalink] New post 19 Mar 2018, 16:48
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answer: B
The volume of a cube is a^3 when sides of the cube is a.
a^3 = 64 = 4^3. a is 4
The area of the base of the cube is a^2 = 4^2 = 16

Last edited by FatemehAsgarinejad on 21 Mar 2018, 12:14, edited 1 time in total.
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Re: The volume of a cube is 64 [#permalink] New post 20 Mar 2018, 00:23
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Does it mean B>A?
Area of base = 16 (4*4)
B = 32 (4*8)

I picked B. Can anyone help?
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Re: The volume of a cube is 64 [#permalink] New post 20 Mar 2018, 02:50
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You are right the answer is B.

the area of the base is 16 and quantity B is 32

B is the answer
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Re: The volume of a cube is 64   [#permalink] 20 Mar 2018, 02:50
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The volume of a cube is 64

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