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7 June, 02:17

A chemical company mixes pure water with their premium antifreeze solution to create an inexpensive antifreeze mixture. The premium antifreeze solution contains 85% pure antifreeze. The company wants to obtain 255 gallons of a mixture that contains 60% pure antifreeze. How many gallons of water and how many gallons of the premium antifreeze solution must be mixed?

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  1. 7 June, 04:10
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    75 gallons of water

    180 gallons of premium anti-freeze

    Step-by-step explanation:

    X + Y = 255

    X = 255 - Y

    0.85Y = 0.6 (255)

    0.85Y = 153

    Y = 180

    X = 255 - 180

    X = 75
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