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| Math Central | Quandaries & Queries |
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Question from roger: I have 100 gallons of 100% glycol. I need to make this a 20% solution, would I just add this to 400 gallons to make the 20% glycol solution? |
Hi Roger.
That would work.
100 gallons of glycol + 400 gallons of water is 500 gallons of solution and 100 / (100 + 400) = 20%.
Stephen La Rocque.>
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