SOLUTION: the radiator of an automobile has a capacity of 16 quarts. it is presently filled with a 20% antifreeze solution. how many quarts must be drained and replaced with pure antifreeze
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Question 941307: the radiator of an automobile has a capacity of 16 quarts. it is presently filled with a 20% antifreeze solution. how many quarts must be drained and replaced with pure antifreeze to make the radiator contain a 50% antifreeze solution? Answer by josgarithmetic(39617) (Show Source):