document.write( "Question 1024703: Rose can do a typing job in 5 hours. While Edna can do the job in 7 hours. How long will it take if both of them work together? \n" ); document.write( "
Algebra.Com's Answer #640095 by josgarithmetic(39617)\"\" \"About 
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The rates combined for the two typists are additive.\r
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\n" ); document.write( "\n" ); document.write( "\"1%2F5%2B1%2F7=7%2F35%2B5%2F35=12%2F35\"\r
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\n" ); document.write( "\n" ); document.write( "This rate means TWELVE JOBS in THIRTY FIVE HOURS. You are looking for \"%2835%2F12%29%28HOURS%2FJOB%29\", the time in hours for 1 job.\r
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\n" ); document.write( "\n" ); document.write( "2 hours 55 minutes
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