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Mathematics, 12.01.2020 17:31 postolachiveaceslav9

10. juan ha leído ya la quinta parte de un
libro. cuando lea 90 páginas más, todavía
le quedará la mitad del libro. ¿cuántas
páginas tiene el libro? ¿cuántas páginas
lleva leídas?

ansver
Answers: 2

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10. juan ha leído ya la quinta parte de un
libro. cuando lea 90 páginas más, todavía
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