document.write( "Question 1100643: The OfficeJet printer can copy Lisa's
\n" );
document.write( "
\n" );
document.write( "dissertation in 18
\n" );
document.write( "
\n" );
document.write( "min. The LaserJet printer can copy the same document in 22
\n" );
document.write( "
\n" );
document.write( "min. If the two machines work together, how long would they take to copy the dissertation? \n" );
document.write( "
Algebra.Com's Answer #715157 by josgarithmetic(39620)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-\r \n" ); document.write( "\n" ); document.write( "time for Lisa's dissertation: \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "9 minutes 54 seconds \n" ); document.write( " |