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5 March, 14:34

House blend coffee is 50% Colombian beans and special blend coffee is 80% Colombian beans. How much of each should be used to produce 100kg of a blend that's is 68% Columbia beans?

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  1. 5 March, 15:56
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    N = 80% Columbian beans

    0.8n + 0.5 (100 - n) = 0.68 (100)

    0.8n - 0.5n + 50 = 68

    0.3n = 18

    n = 60

    Your answer is 60kg's
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