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# Confusing One..

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Intern
Joined: 06 Sep 2010
Posts: 10
Confusing One.. [#permalink]

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11 Sep 2010, 23:00
A sink contains exactly 12 liters of water.If water is drained from the sink until it holds exactly 6 liters of water less than the quantity drained away,how many liters of water were drained away?

A.) 2
B.) 3
C.) 4.5
D.) 6
E.) 9
Math Expert
Joined: 02 Sep 2009
Posts: 39595
Re: Confusing One.. [#permalink]

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11 Sep 2010, 23:10
sahilkhurana06 wrote:
A sink contains exactly 12 liters of water. If water is drained from the sink until it holds exactly 6 liters of water less than the quantity drained away, how many liters of water were drained away?

A.) 2
B.) 3
C.) 4.5
D.) 6
E.) 9

If quantity drained away is $$x$$ liters, then sink should hold after draining $$x-6$$ liters --> $$12-x=x-6$$ --> $$x=9$$.

Answer: E.
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Manager
Joined: 15 Apr 2010
Posts: 192
Re: Confusing One.. [#permalink]

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12 Sep 2010, 01:26
this is a good word problem!.. thanks bunuel... 6 is so tempting as answer...
Re: Confusing One..   [#permalink] 12 Sep 2010, 01:26
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# Confusing One..

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