document.write( "Question 292029: One custodian cleans a suite of offices in 5 hours. When a second worker is asked to join the regular custodian, the job takes only 2 1/2 hours. How long does it take the second worker to do the same job alone?\r
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Algebra.Com's Answer #211078 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 2.5/5+2.5/x=1 \n" ); document.write( "1/2+2.5/x=1 \n" ); document.write( "2.5/x=1/2 \n" ); document.write( "x=5 \n" ); document.write( "the second works the same as the first 5 hours \n" ); document.write( " \n" ); document.write( " |