ale3splanas ale3splanas

06-02-2024
Mathematics

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Sur une piste de danse il y a 3 fois plus d'hommes que de femmes. Soudainement, 8 hommes et 8 femmes quittent cette piste. On peut alors constater qu'il y a 5 fois plus d'hommes que de femmes. Combien de personnes sont encore sur la piste de danse après le départ de ces 16 personnes ?

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