document.write( "Question 38193: 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? \n" ); document.write( "
Algebra.Com's Answer #23657 by Paul(988)\"\" \"About 
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x/5+x/10+x/15
\n" ); document.write( "6x/30+3x/30+2x/30
\n" ); document.write( "11x=30
\n" ); document.write( "x=30/11
\n" ); document.write( "Hence, it will take them 30/11 minutes to mix the drinks together.
\n" ); document.write( "Paul.
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