document.write( "Question 986079: alma can do a job in 12 hours, after she had worked for 4 hours, she was joined by marie, and they finished the job together in 2 more hours. how long will it take marie to do the whole job? \n" ); document.write( "
Algebra.Com's Answer #606820 by josgarithmetic(39629)\"\" \"About 
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document.write( "Alma's rate    1/12\r\n" );
document.write( "Alma and Marie   ?\r\n" );
document.write( "Marie's rate     ?\r\n" );
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\n" ); document.write( "\n" ); document.write( "Goal of the work is 1 job.
\n" ); document.write( "\"%281%2F12%29%2A4%2B%281%2F12%2B1%2Fx%29%2A2=1\"
\n" ); document.write( "x is how much time Marie would need to do one job alone. \n" ); document.write( "
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