document.write( "Question 1143495: Working together, it takes two computers 4 minutes to send out a company's email. If it takes the slower computer 9 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 #764308 by josgarithmetic(39799)\"\" \"About 
You can put this solution on YOUR website!
\"1%2F9%2B1%2Fx=1%2F4\"\r
\n" ); document.write( "\n" ); document.write( ".\r
\n" ); document.write( "\n" ); document.write( ".\r
\n" ); document.write( "\n" ); document.write( ".
\n" ); document.write( "
\n" );