document.write( "Question 857676: If 75 men can erect a building in 12 days, how many men, working at the same rate, should erect the same building in 20 days?
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Algebra.Com's Answer #516736 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! If 75 men can erect a building in 12 days, how many men, working at the same rate, should erect the same building in 20 days? \n" ); document.write( "*** \n" ); document.write( "75 men erecting a building in 12 days=75*12=900 man-days \n" ); document.write( "erecting the same building in 20 days will require 900/20=45 men \n" ); document.write( " |