document.write( "Question 373427: By checking work records, a plumber finds that Raul can plumb a house in 48hr. Mira can do the same job in 36hr. How long would it take if they worked together? \n" ); document.write( "
Algebra.Com's Answer #265781 by robertb(5830)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( " \n" ); document.write( " |