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Mathematics, 07.05.2021 17:00 saharalover11

Un comerciante tiene dos clases de aceite, la primera de 6 euros el litro y la segunda de 7.2 euros el litro.¿Cuantos litros de cada clase hay que poner para obtener 60 litros de mezcla a 7 euros el litro?

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Un comerciante tiene dos clases de aceite, la primera de 6 euros el litro y la segunda de 7.2 euros...

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