document.write( "Question 39107: The time required to complete a job varies inversely as the number of people working. It too 4 hours for 7 electricians to wire a buikding. How long would it have taken 3 electricians to have done the job? \n" ); document.write( "
Algebra.Com's Answer #24510 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! We can set this up simply as \n" ); document.write( "4 hrs * 7 electricians = x hours * 3 electricians \n" ); document.write( "or \n" ); document.write( "4*7 = 3x \n" ); document.write( "and \n" ); document.write( "x = 28/3 hours \n" ); document.write( " |