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# What is the volume of a given cube?

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Math Expert
Joined: 02 Sep 2009
Posts: 50002
What is the volume of a given cube?  [#permalink]

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14 May 2017, 12:20
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Difficulty:

25% (medium)

Question Stats:

74% (01:01) correct 26% (01:05) wrong based on 42 sessions

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What is the volume of a given cube?

(1) The ratio of an edge of the cube and the greatest distance between two points on the cube is $$1: \sqrt{3}$$.
(2) The length of the diagonal across a face of the cube is 2.

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Re: What is the volume of a given cube?  [#permalink]

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14 May 2017, 12:28
Bunuel wrote:
What is the volume of a given cube?

(1) The ratio of an edge of the cube and the greatest distance between two points on the cube is $$1: \sqrt{3}$$.
(2) The length of the diagonal across a face of the cube is 2.

B

1. the diagonal of a cube is always = root 3* side
therefore any cube will have stmt 1 true.
insufficient

2. diagonal = root 2* side
therefore sufficient, since we can find the side, hence the volume
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Re: What is the volume of a given cube? &nbs [#permalink] 14 May 2017, 12:28
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