Mathematics, 03.01.2022 01:40 wilboisa000

Exercice 1 la monnaie des sorciers On peut trouver trois types de pièces dans le monde magique de Harry Potter : le
gallion d'or, le mornille d'argent et la noise de bronze.
Hagrid explique : « Il y a dix-sept mornilles d'argent dans un gallion d'or et vingt-
neuf noises de bronze dans une mornille d'argent. C'est facile à retenir ! >>
Au magasin, les tarifs sont :
Bonbons : 11 noises les 100g
Cartes de sorcier : 21 noises le paquet de 5
Boîte de chocogrenouilles : 15 noises
Farces et attrapes : entre 10 noises et 10 mornilles
✓ Rappelletout :1 gallion
Echarpe de Quidditch : 2 gallions et 5 mornilles
Harry achète 400g de bonbons, 15 cartes de sorcier, 2 rappelletouts, 1 écharpe de
Quidditch, 3 boîtes de chocogrenouilles, 7 farces et attrapes à 7 mornilles chacune.
a/ Quel est le prix à payer ?
b/ Comment payer ce prix en utilisant le moins de pièces possible ?

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Exercice 1 la monnaie des sorciers On peut trouver trois types de pièces dans le monde magique de...

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