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No-Freeze antifreeze mixture contains 30% alcohol. How much alcohol is there in 15 quarts of No-Freeze?

Respuesta :

well, what is 30% of 15 quarts?

15*[tex] \frac{30}{100} [/tex]=15*[tex] \frac{3}{10} [/tex]=3*[tex] \frac{3}{2} [/tex]=4.5 quarts - the correct answer!

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