SOLUTION: One type of antifreeze is 40% glycol and another type of antifreeze is 60% glycol. How much of each kind should by used to make 100 gallons of antifreeze that is 48% glycol?

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: One type of antifreeze is 40% glycol and another type of antifreeze is 60% glycol. How much of each kind should by used to make 100 gallons of antifreeze that is 48% glycol?       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 794742: One type of antifreeze is 40% glycol and another type of antifreeze is 60% glycol. How much of each kind should by used to make 100 gallons of antifreeze that is 48% glycol?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
L = 40%
T = 48%
H = 60%
M = 100 gallons
u = how much of L
v = how much of H
The unknowns are u and v.

Note, L%3CT%3CH.

%28Lu%2BHv%29%2FM=T and u%2Bv=M.

Solve that as a system completely in symbols for u and v.
Substitute values and evaluate.