document.write( "Question 352016: one custodian cleans a suite of offices in 4 hours. when a second custodian is asked to help the regular custodian it takes 2 hours. how long does it take the second worker to the job alone? \n" ); document.write( "
Algebra.Com's Answer #251611 by checkley77(12844)\"\" \"About 
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1/4+1/X+1/2
\n" ); document.write( "1/X=1/2-1/4
\n" ); document.write( "1/X=2/4+1/4
\n" ); document.write( "1/X=1/4 CROSS MULTIPLY.
\n" ); document.write( "X=4 HOURS ANS. FOR THE CLEANING TIME FOR THE SECOND WORKER WORKING ALONE..
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