document.write( "Question 849924: If person A takes 20 hours to complete the work and person B takes 30 hours to complete the same work, together in how much time the work will get done? \n" ); document.write( "
Algebra.Com's Answer #512906 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
1/20+1/30=1/x
\n" ); document.write( "3/60+2/60=1/x
\n" ); document.write( "5/60=1/x
\n" ); document.write( "1/12=1/x
\n" ); document.write( "x=12
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