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Mathematics, 27.11.2021 02:30 KaleahV

Una máquina tejedora usó un total de 457,500 metros de estambre para hacer 100 cárdiganes y 200 suéteres ayer. La máquina usa la misma longitud de estambre para hacer 21 suéteres que para hacer 20 cárdiganes. ¿Qué longitud de estambre utiliza la máquina para hacer cárdiganes y suéteres?

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