document.write( "Question 1171222: one machine can complease a job in 10 minutes if the same job is done by this machine and an older machine working together the two job can be completed in 6 minutes. how long
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Algebra.Com's Answer #796149 by MathLover1(20850)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( "\n" ); document.write( "Machine \n" ); document.write( "rate \n" ); document.write( "\n" ); document.write( "Machine \n" ); document.write( "they do \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Job done by \n" ); document.write( " \n" ); document.write( "= \n" ); document.write( "= \n" ); document.write( "= \n" ); document.write( "\n" ); document.write( "so machine \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |