document.write( "Question 170774: Two boys were sent to get water. One boy had a 9-liter pail. The other had a 4-liter pail.They needed to bring back 7- liters of water,with no markings on the pail,how would thet do that. \n" ); document.write( "
Algebra.Com's Answer #126076 by checkley77(12844)\"\" \"About 
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9***4 pails.
\n" ); document.write( "9***0 fill 9L pail.
\n" ); document.write( "5***4 fill 4L. pail.
\n" ); document.write( "5***0 empty 4L pail.
\n" ); document.write( "1***4 fill 4L pail.
\n" ); document.write( "0***1 transfer 1L to 4 L. pail.
\n" ); document.write( "9***1 fill 9L. pail.
\n" ); document.write( "6***4 fill 4L. pail.
\n" ); document.write( "6***0 empty 4L. pail
\n" ); document.write( "2***4 fill 4L. pail.
\n" ); document.write( "2***0 empty 4L. pail.
\n" ); document.write( "0***2 put 2L. in 4L pail
\n" ); document.write( "9***2 fill the 9L. pail.
\n" ); document.write( "7***4 fill 4L. pail leaving 7 L in the 9L pail.\r
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