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Mathematics, 26.10.2021 01:00 annette211pdd8v9

B) Un día, la señora Juana vendió en su papelería 30 cuadernos, por los cuales recibió $840.00. Doña Juana solo vende cuadernos de $24.00 y de $30.00.
¿Cuántos vendió de cada precio?

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B) Un día, la señora Juana vendió en su papelería 30 cuadernos, por los cuales recibió $840.00. Do...

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