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Mathematics, 24.08.2019 12:30 kam110800

Rosamaria is setting up a 20 gallon saltwater fish tank that needs to have a salt content of 3.5%. if rosamaria has water that has 2.5% salt and water that has 3.7% salt, how many gallons of the water with 3.7% salt content should rosamaria use?

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Rosamaria is setting up a 20 gallon saltwater fish tank that needs to have a salt content of 3.5%. i...
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