Mathematics, 19.05.2021 18:50, nook4boo
El Sr. Negrón tiene que redactar una serie de cartas en su oficina. A lourdes le toma 6 horas
pasar todas las cartas. A su compañera Rosabel, le toma 9 horas en realizar la misma tarea. Si
ambas trabajan juntas para hacer todo el trabajo de la oficina,
A. ¿Cuánto tiempo le tomará a ambos realizar el trabajo?
B. Explica con palabras, números o símbolos como obtuviste la respuesta."
Please help me . Spanish
Answers: 2
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El Sr. Negrón tiene que redactar una serie de cartas en su oficina. A lourdes le toma 6 horas
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