document.write( "Question 224981: it takes 15 workers to build 500 feet of fencing in 6 hours. At this rate, how many workers are needed to build 1000 feet of fencing in 9 hours \n" ); document.write( "
Algebra.Com's Answer #168004 by josmiceli(19441)\"\" \"About 
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it takes 15 workers to build 500 feet of fencing in 6 hours.
\n" ); document.write( "Therefore, 1 worker would take \"6%2A15+=+90\" hours to build
\n" ); document.write( "500 feet of fencing
\n" ); document.write( "The 1 worker would take 9 hours to build 50 feet of fencing
\n" ); document.write( "2 workers would take 9 hours to build 100 feet of fencing
\n" ); document.write( "20 workers would take 9 hours to build 1000 feet of fencing
\n" ); document.write( "check:
\n" ); document.write( "working backwards,
\n" ); document.write( "1 worker would take 9 hours to build 50 feet of fencing
\n" ); document.write( "OK
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