document.write( "Question 953546: if one custodian cleans a suite of offices in 3 hours. when a second worker is asked to join the regular custodian, the job takes only 1 1/2 hours. how long does it take the second worker to do the same job alone? \n" ); document.write( "
Algebra.Com's Answer #582386 by ptaylor(2198)\"\" \"About 
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Let x=amount of time it takes the second worker working alone
\n" ); document.write( "Second worker works at the rate of 1/x of the suite per hour
\n" ); document.write( "Custodian works at the rate of 1/3 of the suite per hour
\n" ); document.write( "Custodian and second worker together works at the rate of 1/(1.5)=2/3 of the suite per hour
\n" ); document.write( "sooooo
\n" ); document.write( "1/x + 1/3 = 2/3 multiply each term by 3x
\n" ); document.write( "3+x=2x
\n" ); document.write( "x=3 hours----time it takes second worker working alone
\n" ); document.write( "Hope this helps----ptaylor
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