SOLUTION: how many gallons of 30% antifreeze solution and 60% antifreeze solution must be mixed to obtain 15 gallons of 42% antifreeze solution?
_ gallons of 30%
_ gallons of 60%
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_ gallons of 30%
_ gallons of 60%
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Question 268065: how many gallons of 30% antifreeze solution and 60% antifreeze solution must be mixed to obtain 15 gallons of 42% antifreeze solution?
_ gallons of 30%
_ gallons of 60% Answer by richwmiller(17219) (Show Source):
