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Mathematics, 06.11.2020 07:10 Tatimary24174

4. El costo de impresión de cada página en una biblioteca es de 5 centavos si es en blanco y negro o 50 centavos si es a color. Juan imprimió 75 páginas y le cobraron en total $6.90. ¿Cuántas pá
a color imprimió?

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4. El costo de impresión de cada página en una biblioteca es de 5 centavos si es en blanco y negro o...
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