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If the total surface area of a cube is 24, what is the volum

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If the total surface area of a cube is 24, what is the volum [#permalink] New post 15 Jun 2018, 15:22
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If the total surface area of a cube is 24, what is the volume of the cube?

(A) \(8\)

(B) \(24\)

(C) \(64\)

(D) \(48 \sqrt{6}\)

(E) \(216\)
[Reveal] Spoiler: OA

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Re: If the total surface area of a cube is 24, what is the volum [#permalink] New post 16 Jun 2018, 06:50
Carcass wrote:
If the total surface area of a cube is 24, what is the volume of the cube?

(A) \(8\)

(B) \(24\)

(C) \(64\)

(D) \(48 \sqrt{6}\)

(E) \(216\)



Total surface 6a^2 = 24 then a = 2 ( we'll get -ve and +ve 2 , but only consider +ve as we can't have any -ve side)

Volume = lbh , since this is a cube all sides are equal = 2*2*2 = 8.

A.
Re: If the total surface area of a cube is 24, what is the volum   [#permalink] 16 Jun 2018, 06:50
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If the total surface area of a cube is 24, what is the volum

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