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# An empty pool is being filled by hose t. How long will it take hose t

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Math Expert
Joined: 02 Sep 2009
Posts: 52296
An empty pool is being filled by hose t. How long will it take hose t  [#permalink]

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14 Mar 2017, 22:11
00:00

Difficulty:

15% (low)

Question Stats:

91% (00:35) correct 9% (00:16) wrong based on 48 sessions

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An empty pool is being filled by hose t. How long will it take hose t to fill the pool?

(1) Hose t and hose j together can fill a pool in 6 hours.
(2) Hose t fills two-thirds of the pool in 12 hours.

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Director
Joined: 21 Mar 2016
Posts: 523
Re: An empty pool is being filled by hose t. How long will it take hose t  [#permalink]

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14 Mar 2017, 23:22
stat 1 : not suff
stat 2 : 2/3 filled in 12 hrs.. hence full tank can be filled in 18 hrs..

ans B
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Joined: 05 May 2016
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Location: India
Re: An empty pool is being filled by hose t. How long will it take hose t  [#permalink]

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14 Mar 2017, 23:40
Statmnt 1 does not tell anything about the other hose.Not sufficient.
Statmnt 2 alone is sufficient. Hose t will take 18 hours.
Director
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Re: An empty pool is being filled by hose t. How long will it take hose t  [#permalink]

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14 Mar 2017, 23:59
St 1: hose t and j fill the tank in 6 hours. Individual rate is not known. INSUFFICIENT
St 2: 2/3 of the tank is filled by t in 12 hours. hence the complete tank will be filled in 18 hours. ANSWER

Option B
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Re: An empty pool is being filled by hose t. How long will it take hose t &nbs [#permalink] 14 Mar 2017, 23:59
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# An empty pool is being filled by hose t. How long will it take hose t

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