Mathematics
Mathematics, 16.06.2020 09:57, addisynshepherd

De un grupo de 80 niños, se sabe que 50 estudian, 40 juegan y 15 estudian y juegan, ¿cuántos solo estudian?

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De un grupo de 80 niños, se sabe que 50 estudian, 40 juegan y 15 estudian y juegan, ¿cuántos solo es...

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