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Mathematics, 24.04.2021 15:50 amalshibu

El 80% de los libros de carlos son novelas policiacas y el 10% son novelas historicas. Si carlos tiene 20 libros ¿cuantas son novelas historicas y cuantas policiacas?

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El 80% de los libros de carlos son novelas policiacas y el 10% son novelas historicas. Si carlos tie...
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