Mathematics, 15.12.2021 20:20 trellizzz
En un cinema, les entrades per adult i per infants tenen preus diferents. Un dia, en el qual van anar al cinema 56 adults i 22 infants, la recaptació va ser 580 euros. L'endemà , hi van assistir 72 adults i 35 infants, i la recaptació va ser de 786 euros. Quin es el preu de l'entrada d'adult i el de l'entrada d'Infant?
Answers: 3
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En un cinema, les entrades per adult i per infants tenen preus diferents. Un dia, en el qual van ana...
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