Mathematics, 23.04.2020 05:22 poohmoney
9. Una sala de cine presenta pelĂculas de tres tipos:
-Infantiles; del Oeste americano
-Terror.
Se sabe que:
El 60% de las pelĂculas infantiles mĂĄs el 50% de las del oeste representan el 30% del total de las pelĂculas.
El 20% de las infantiles mĂĄs el 60% de las del oeste mĂĄs del 60% de las de
terror al representan la mitad del total de las pelĂculas.
Hay 100 pelĂculas mĂĄs del oeste que de infantiles.
Halla el nĂșmero de pelĂculas de cada tipo.
Rpta
Answers: 3
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9. Una sala de cine presenta pelĂculas de tres tipos:
-Infantiles; del Oeste americano
-...
-Infantiles; del Oeste americano
-...
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