document.write( "Question 545137: Joe needs 6 hours to file the day's paperwork. It take Charlotte 12 hours to do the same job. How long will it take if they work together? \n" ); document.write( "
Algebra.Com's Answer #355479 by saifoo.khan(162)\"\" \"About 
You can put this solution on YOUR website!
Hello,\r
\n" ); document.write( "\n" ); document.write( "1/6 + 1/12 = 1/x\r
\n" ); document.write( "\n" ); document.write( "Solve.\r
\n" ); document.write( "\n" ); document.write( "(2+1)/12 = 1/x
\n" ); document.write( "3/12 = 1/x\r
\n" ); document.write( "\n" ); document.write( "1/4 = 1/x\r
\n" ); document.write( "\n" ); document.write( "x = 4\r
\n" ); document.write( "\n" ); document.write( "So it will take both 4 hrs if they both are going to work.\r
\n" ); document.write( "\n" ); document.write( "THank you.\r
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\n" ); document.write( "Thank you. =)
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