document.write( "Question 362533: If Steven can mix 20 drinks in 5 minutes, Sue can mix 20 drinks in 10 minutes, and Jack can mix 20 drinks in 15 minutes, how much time will it take all 3 of them working together to mix the 20 drinks?
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Algebra.Com's Answer #258421 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! Let 20 drinks = \n" ); document.write( "Let \n" ); document.write( "together to mix 20 drinks or \n" ); document.write( "Steven's rate of mixing = \n" ); document.write( "Sue's rate of mixing = \n" ); document.write( "Jack's rate of mixing = \n" ); document.write( "----------------- \n" ); document.write( "Working together, their combined rate is: \n" ); document.write( " \n" ); document.write( "Multiply both sides by \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |