750 ml ················ 2 euros
600 ml ················1,80 euros
Igualamos la cantidad:
750 ml ················ 2 euros
100 ml ················ x euros x=100 ·2=0,26 euros
100 ml ················ x euros x=100 ·2=0,26 euros
750
600 ml ················1,80 euros
100 ml ··············· x euros x=100·1,8=0,3 euros
600
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