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MGSM / Kylar se rend au magasin afin d'acheter des verres pour son nouvel appartement.…

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Kylar se rend au magasin afin d'acheter des verres pour son nouvel appartement. Un verre coûte 5 $, mais chaque deuxième verre ne coûte que 60 % du prix. Kylar veut acheter 16 verres. Combien devra-t-il payer pour les acheter ?

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