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# When 16 cubic meters of water are poured into an empty cubic container

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Joined: 02 Sep 2009
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When 16 cubic meters of water are poured into an empty cubic container  [#permalink]

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08 Jan 2019, 05:13
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Difficulty:

35% (medium)

Question Stats:

69% (00:56) correct 31% (01:10) wrong based on 23 sessions

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When 16 cubic meters of water are poured into an empty cubic container, it fills the container to 25 percent of its capacity. What is the length of one edge of the container, in meters?

A. $$2\sqrt{2}$$

B. 4

C. $$4\sqrt{2}$$

D. 8

E. 16

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Re: When 16 cubic meters of water are poured into an empty cubic container  [#permalink]

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08 Jan 2019, 05:17
16 cubic meters = 25% of total capacity.

Total capacity = 64 cubic meters.
Volume = side^3 = 64.
Side = 4.

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When 16 cubic meters of water are poured into an empty cubic container  [#permalink]

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Updated on: 08 Jan 2019, 09:21
Bunuel wrote:
When 16 cubic meters of water are poured into an empty cubic container, it fills the container to 25 percent of its capacity. What is the length of one edge of the container, in meters?

A. $$2\sqrt{2}$$

B. 4

C. $$4\sqrt{2}$$

D. 8

E. 16

volume 16 m3 fills 1/4 of cubic container
or say
x/4 = 16
x^3=64
x=4
IMO B
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Originally posted by Archit3110 on 08 Jan 2019, 05:24.
Last edited by Archit3110 on 08 Jan 2019, 09:21, edited 1 time in total.
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Re: When 16 cubic meters of water are poured into an empty cubic container  [#permalink]

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08 Jan 2019, 06:13
Archit3110 wrote:
Bunuel wrote:
When 16 cubic meters of water are poured into an empty cubic container, it fills the container to 25 percent of its capacity. What is the length of one edge of the container, in meters?

A. $$2\sqrt{2}$$

B. 4

C. $$4\sqrt{2}$$

D. 8

E. 16

volume 16 m3 fills 1/4 of cubic container
or say
x/4 = 16
x=64
x=4
IMO B

Hey Archit3110, The highlighted portion should be $$x^3$$
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Re: When 16 cubic meters of water are poured into an empty cubic container   [#permalink] 08 Jan 2019, 06:13
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