Mathematics, 14.12.2021 23:40 zahradawkins2007
Please help asap, and real answers only thank you! An 18-quart cooling system is checked and found to be filled with a solution that is 40% antifreeze. The desired strength of the solution is 60% antifreeze. How many quarts of solution need to be drained and replaced with pure antifreeze to reach the desired strength?
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