Question 72902
6*.25+X=.33(X+6)
1.5+X=.33X+1.98
X-.33X=1.98-1.5
.67X=.48
X=.48/.67
X=.7164 QUARTS OF 100% ANTIFREEZE NEEDS TO BE ADDED TO GET TO A 33% MIXTURE.
PROOF
6*.25+.7164=.33(.7164+6)
1.5+.7164=.33*6.7164
2.2164=2.2164