document.write( "Question 875726: Janet, an experienced shipping clerk, can fill a certain order in 6 hours. Tom, a new clerk, needs 7 hours to do the same job. Working together, how long will it take them to fill the order? \n" ); document.write( "
Algebra.Com's Answer #528405 by josgarithmetic(39620)\"\" \"About 
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The rate for both together is the sum of their rates.
\n" ); document.write( "\"1%2F6%2B1%2F7=%287%2B6%29%2F42=13%2F42\" orders per hour.\r
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\n" ); document.write( "\n" ); document.write( "You are asked for how much time for 1 order, which is the reciprocal of the combined rate.
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