SOLUTION: Can you help me with this word problem? A mechanic has 30 pints of an antifreeze-and-water solution that is 80% antifreeze. How any pints of water should be added to make a solutio

Question 751662: Can you help me with this word problem? A mechanic has 30 pints of an antifreeze-and-water solution that is 80% antifreeze. How any pints of water should be added to make a solution that is 60% antifreeze?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
pints of antifreeze in 80% solution
Let = pints of water to be added
to make solution 60% antifreeze
---------------

10 pints of waters needs to be added
check:

OK
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