Coffee

In stock are three kinds of branded coffee prices:

I. kind......248 Kč/kg
II. kind......134 Kč/kg
III. kind.....270 Kč/kg

Mixing these three species in the ratio 10:7:7 create a mixture. What will be the price of 1100 grams of this mixture?

Result

x =  243.283

Solution:

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