SOLUTION: a 100lb. rug was made by weaving a yarn that is 50% wool with one that is 25% wool. If the final rug is 35% wool, how many lbs of each type of wool is used?

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: a 100lb. rug was made by weaving a yarn that is 50% wool with one that is 25% wool. If the final rug is 35% wool, how many lbs of each type of wool is used?       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 909899: a 100lb. rug was made by weaving a yarn that is 50% wool with one that is 25% wool. If the final rug is 35% wool, how many lbs of each type of wool is used?

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
x amount of 50% variety
.50x + .25(100lb-x) = .35(100lb)
x = .10(100lb)/.25, amount of 50% variety.
100-x the amount of the 25% variety