document.write( "Question 489635: By himself, Tim can complete his paper route in 160 minutes, With the help of Sue it take 100 minutes. How many minutes would it take Sue to do the route by herself?\r
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Algebra.Com's Answer #333713 by nerdybill(7384)\"\" \"About 
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By himself, Tim can complete his paper route in 160 minutes, With the help of Sue it take 100 minutes. How many minutes would it take Sue to do the route by herself?
\n" ); document.write( "Let x = time (minutes) it takes Sue by herself
\n" ); document.write( "then
\n" ); document.write( "\"time taken by both\" times [\"rate of Tim\" + \"rate of Sue\"] = \"one job\"
\n" ); document.write( "100(1/160 + 1/x) = 1
\n" ); document.write( "multiplying both sides by 160x:
\n" ); document.write( "100(x + 160) = 160x
\n" ); document.write( "100x + 16000 = 160x
\n" ); document.write( "16000 = 60x
\n" ); document.write( "266.67 minutes = x
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