Mathematics, 19.01.2020 09:31, laurentsupreme

Achef is going to use a mixture of two brands of italian dressing. the first brand contains 9% vinegar, and the second brand contains 14% vinegar. the chef wants to make 310 milliliters of a dressing that is 13% vinegar. how much of each brand should she use?

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Achef is going to use a mixture of two brands of italian dressing. the first brand contains 9% vineg...