document.write( "Question 200937: Jaclyn can complete a job in 5.5 hours. Her brother Terry can complete the job in 4.5 hours. How long will it take them working together to complete the job? \n" ); document.write( "
Algebra.Com's Answer #151164 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! There's a shortcut to do these, product/sum \n" ); document.write( "= 5.5*4.5/(5.5+4.5) \n" ); document.write( "= 24.75/10 \n" ); document.write( "= 2.475 hours \n" ); document.write( " |