document.write( "Question 1131464: It takes Rachel 6 hours to decorate a wedding cake. It takes her assistant, Priscilla, 12 hours to complete the same job. How long would it takes to decorate the wedding cake if they work together? \n" ); document.write( "
Algebra.Com's Answer #748148 by addingup(3677)\"\" \"About 
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1/6 + 1/12 = 1/4
\n" ); document.write( "It will take them 4 hours.
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