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Mathematics, 02.06.2021 04:30 boog89

Rosalie doit choisir le forfait le plus avantageux pour l'usage de son téléphone cellulaire, La compagnie A offre un tarif mensuel de 0,45 $/min. La compagnie B offre un tarif mensuel
de 0,40 $/min pour un maximum de 100 minutes, auquel s'ajoutent des frais de 0,25 $
pour chaque minute supplémentaire. Voici les durées des appels de Rosalie pendant
un mois représentatif de son utilisation habituelle.
7
15 min
240 s
1 min
0,4 h
h
2 min
0,35 h
4 min
h
20
10
Quelle compagnie Rosalie devrait-elle choisir ?​

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Answers: 1

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