document.write( "Question 679647: if 5 men can build a house in 16 days then how long ll it take just 2 men to build the same house \n" ); document.write( "
Algebra.Com's Answer #421996 by josmiceli(19441)\"\" \"About 
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5 men can build a house in 16 days
\n" ); document.write( "Twice as many men can build the house in half the time, so
\n" ); document.write( "10 men can build a house in 8 days
\n" ); document.write( "1 man will take 10 times as long to build the house, so
\n" ); document.write( "1 man can build a house in 80 days
\n" ); document.write( "2 men can build the house in half that time, so
\n" ); document.write( "2 men can build a house in 40 days
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