document.write( "Question 990965: A radiator contains 15 gal of 40% antifreeze solution. How many gallons must be drained from the radiator and replaced by pure antifreeze so that the radiator will contain 15 gal of a 55% antifreeze solution? \n" ); document.write( "
Algebra.Com's Answer #610949 by josgarithmetic(39617)\"\" \"About 
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Study this lesson very carefully for this common exercise mixture type:
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