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)\"\" \"About 
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( "
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