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)\"\" \"About 
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
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