SOLUTION: How many gallons of a 80% antifreeze solution must be mixed with 70 gallons of 30% antifreeze to get a mixture that is 70% on antifreeze? Use six step method
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Question 717000: How many gallons of a 80% antifreeze solution must be mixed with 70 gallons of 30% antifreeze to get a mixture that is 70% on antifreeze? Use six step method
Answer by josgarithmetic(39800) (Show Source): You can put this solution on YOUR website!
Assign Variables:
H = high concentration, 80%
L = low concentration, 30%
v = amount of low concentration material being used and available, 70 gallons
T = Target concentration wanted, 70%
g = how many gallons of the 80% material to add, UNKNOWN
Form equation:
, solve for g. Substitute given values.
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