document.write( "Question 263015: 5. Mary can clean an office complex in 5 hours.Working together John and Mary can clean the office complex in 3.5 hours.How long would it take John to clean the office complex by himself? \r
\n" );
document.write( "\n" );
document.write( "6. Working alone,Maria can complete a task in 100 minutes.Nora can complete the same task in two hours.They work together for thirty minutes when Cita,the new employee,joins and begin helping.They finished the task 20 minutes later.How long would it take Cita to complete the task alone?\r
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( " thank u very very much!\r
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #193763 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! website rules reminder \n" ); document.write( "one problem per submission \n" ); document.write( "limit four submissions daily and \n" ); document.write( "NO similar problems \n" ); document.write( "3.5/5+3.5/x=1 \n" ); document.write( "x=11 2/3 or 11 hrs 40 minutes \n" ); document.write( " \n" ); document.write( " |