SOLUTION: A rug is made by weaving 24 lb of yarn that is 60% wool with a yarn that is 15% wool. How many pounds of the yarn that is 15% wool must be used if the finished rug is to be 42% woo

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: A rug is made by weaving 24 lb of yarn that is 60% wool with a yarn that is 15% wool. How many pounds of the yarn that is 15% wool must be used if the finished rug is to be 42% woo      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 1072065: A rug is made by weaving 24 lb of yarn that is 60% wool with a yarn that is 15% wool. How many pounds of the yarn that is 15% wool must be used if the finished rug is to be 42% wool?
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
(Amount of wool)/(amount of yarn)

x, how much of the 15% wool yarn

%2860%2A24%2B15x%29%2F%2824%2Bx%29=42