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# A room in the shape of a rectangular solid has a floor area of 108 squ

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Math Expert
Joined: 02 Sep 2009
Posts: 50544
A room in the shape of a rectangular solid has a floor area of 108 squ  [#permalink]

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04 Dec 2017, 21:53
00:00

Difficulty:

15% (low)

Question Stats:

88% (01:08) correct 12% (00:00) wrong based on 21 sessions

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A room in the shape of a rectangular solid has a floor area of 108 square feet. If the volume of the room is 1,296 cubic feet, what is the height of the room, in feet?

(A) 6
(B) 8
(C) 12
(D) 16
(E) 18

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Joined: 18 Aug 2016
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Concentration: Strategy, Technology
GMAT 1: 630 Q47 V29
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Re: A room in the shape of a rectangular solid has a floor area of 108 squ  [#permalink]

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04 Dec 2017, 22:07
Bunuel wrote:
A room in the shape of a rectangular solid has a floor area of 108 square feet. If the volume of the room is 1,296 cubic feet, what is the height of the room, in feet?

(A) 6
(B) 8
(C) 12
(D) 16
(E) 18

L*B = 108
V = L*B*H = 1296

H = 1296/108 = 12
C
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Luckisnoexcuse

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Joined: 01 Feb 2017
Posts: 163
Re: A room in the shape of a rectangular solid has a floor area of 108 squ  [#permalink]

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06 Dec 2017, 00:59
Vol of a regular 3D figure=
Area of Base x Height

Therefore, Height= Vol/Area=
1296/108 = 12

Ans C

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Re: A room in the shape of a rectangular solid has a floor area of 108 squ &nbs [#permalink] 06 Dec 2017, 00:59
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# A room in the shape of a rectangular solid has a floor area of 108 squ

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