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# Problem Solving

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Intern
Joined: 04 Feb 2018
Posts: 10
Location: India

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22 Aug 2018, 05:45
1
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Difficulty:

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Question Stats:

100% (02:15) correct 0% (00:00) wrong based on 3 sessions

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Tanks X and Y contain 500 and 200 gallons of water respectively. If water is being pumped out of tank X at a rate of K gallons per minute and water is being added to tank Y at a rate of M gallons per minute, how much time will elapse before the two tanks contain equal amounts of water?

A. 5/(m+k)

B. 6(m+k)

C.300/(m+k)

D.300/(m-k)

E. 60/(m-k)
Math Expert
Joined: 02 Sep 2009
Posts: 55732

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22 Aug 2018, 05:48
rheabiswal wrote:
Tanks X and Y contain 500 and 200 gallons of water respectively. If water is being pumped out of tank X at a rate of K gallons per minute and water is being added to tank Y at a rate of M gallons per minute, how much time will elapse before the two tanks contain equal amounts of water?

A. 5/(m+k)

B. 6(m+k)

C.300/(m+k)

D.300/(m-k)

E. 60/(m-k)

Discussed here: https://gmatclub.com/forum/tanks-x-and- ... 01762.html Hope it helps.

Please search before posting and name topics properly. Check our rules here: https://gmatclub.com/forum/rules-for-po ... 33935.html
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Re: Problem Solving   [#permalink] 22 Aug 2018, 05:48
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