document.write( "Question 1004498: It takes Jack eight minutes to sweep a porch. Lisa can sweep the same porch in 14 minutes. How long would it take if they worked together?
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Algebra.Com's Answer #620958 by josgarithmetic(39618)![]() ![]() ![]() You can put this solution on YOUR website! Their rates working together are simply to be summed. The rate of each must be arranged as HOW MUCH WORK per HOW MUCH TIME.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The question was, how much time? This means you want the reciprocal. \n" ); document.write( " |