document.write( "Question 1129107: Working together, it takes two computers 20 minutes to send out a company's email. If it takes the slower computer 45 minutes to do the job on its own, how long will it take the faster computer to do the job on its own? \n" ); document.write( "

Algebra.Com's Answer #745660 by greenestamps(13200) $\"\"$ $\"About$

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\n" ); document.write( "The two computers together do 1/20 of the job each minute; the slower computer does 1/45 of the job each minute. So the fraction of the job done by the faster computer each minute is

\n" ); document.write( " $\"1%2F20-1%2F45+=+9%2F180-4%2F180+=+5%2F180+=+1%2F36\"$

\n" ); document.write( "So the time required for the faster computer to do the job alone is 36 minutes. \n" ); document.write( "

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