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Mathematics, 28.11.2020 19:20 kcameronanderso

En un magatzem venen cafè en paquets d'1/4 kg i descafeïnat en paquets d'1/3 kg. El preu per kg de les dues varietats és el mateix. Un bar ha comprat 19 paquets de normal i 14 de descafeïnat, en total ha pagat 72,13€. Quin
és el preu del Kg de cafè.

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En un magatzem venen cafè en paquets d'1/4 kg i descafeïnat en paquets d'1/3 kg. El preu per kg de l...
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