document.write( "Question 108651: 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 #79272 by scott8148(6628) You can put this solution on YOUR website! let x=\"combined time\" ... (x/5)+(x/10)+(x/15)=1 ... 6x+3x+2x=30 \n" ); document.write( " |