Coffee Machine - Colegiul National C. Negruzzi (Iași - Roumanie)
Titre du sujet:
Coffee Machine
Établissement:
- Colegiul National C. Negruzzi (Iași - Roumanie)
Année:
- 2017-2018
Résumé:
Our task refers to a coffee machine which accepts as payment only 1$ bills and 50 cent or 1$ coins. We found out in how many ways can we introduce in the machine exactly 15$, if the order of money entry IS or is NOT important, then we changed th hypothesis and we obtained several results related to various demands.
Mots clés:
- proportionnalité
- combinatoire
- équation diophantienne