document.write( "Question 1139835: Two pipes are used to fill a pool. One pipe can fill the pool in 3 hours while the other pipe can fill the pool in 6 hours. The drain, which can empty the pool in 8 hours, was accidentally left open. How long will it take the pool tp fill completely? \n" ); document.write( "

Algebra.Com's Answer #760323 by ikleyn(52782) $\"\"$ $\"About$

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document.write( "First pipe fills    of the pool volume per hour.\r\n" );
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document.write( "Second pipe fills    of the pool volume per hour.\r\n" );
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document.write( "The drain removes    of the pool volume per hour.\r\n" );
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document.write( "The net inflow rate is   =  =  =   of the pool volume per hour.\r\n" );
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document.write( "It means that the pool will be filled in   hours =  hours = 2 hours and 40 minutes.    ANSWER\r\n" );
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\n" ); document.write( "\n" ); document.write( "Solved.\r
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\n" ); document.write( "\n" ); document.write( "It is a standard and typical joint work problem.\r
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\n" ); document.write( "\n" ); document.write( "There is a wide variety of similar solved joint-work problems with detailed explanations in this site. See the lessons\r
\n" ); document.write( "\n" ); document.write( "    - Using Fractions to solve word problems on joint work \r
\n" ); document.write( "\n" ); document.write( "    - Solving more complicated word problems on joint work \r
\n" ); document.write( "\n" ); document.write( "    - Selected joint-work word problems from the archive \r
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\n" ); document.write( "\n" ); document.write( "Read them and get be trained in solving joint-work problems.\r
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\n" ); document.write( "\n" ); document.write( "Also, you have this free of charge online textbook in ALGEBRA-I in this site\r
\n" ); document.write( "\n" ); document.write( "    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.\r
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\n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this textbook under the topic
\n" ); document.write( "\"Rate of work and joint work problems\" of the section \"Word problems\".\r
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\n" ); document.write( "\n" ); document.write( "Save the link to this online textbook together with its description\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Free of charge online textbook in ALGEBRA-I
\n" ); document.write( "https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson\r
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\n" ); document.write( "\n" ); document.write( "to your archive and use it when it is needed.\r
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