SOLUTION: the radiator in my car holds two gallons. I have some pre-mixed 60% and 30% antifreeze solution in my garage. how much of each should i use to fill my radiator with 50% antifreeze
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Question 281398: the radiator in my car holds two gallons. I have some pre-mixed 60% and 30% antifreeze solution in my garage. how much of each should i use to fill my radiator with 50% antifreeze solution? Answer by richwmiller(17219) (Show Source):
You can put this solution on YOUR website! x+y=2
.6x+.3y=.5*2
x=1 1/3
y=2/3
check
1 1/3 *(60%) and 2/3 (30%)
4/3*.6+2/3*.3=.5*2
.8 +.2=1
1=1
ok