Math Problem Statement
En una encuesta a 100 inversionistas, se observa lo siguiente: * 5 sólo poseen acciones. * 15 poseen solamente valores. * 70 son propietarios de bonos. * 13 poseen acciones y valores. * 23 tienen valores y bonos. * 10 son propietarios sólo de acciones y bonos. Cada uno de los 100 invierte por lo menos en algo. Halle el número de inversionistas que Tienen valores, bonos y acciones. Pregunta 1Seleccione una: a. 2 b. 4 c. 3 d. 5
Solution
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Math Problem Analysis
Mathematical Concepts
Set theory
Inclusion-Exclusion principle
Formulas
Inclusion-Exclusion principle for sets
Theorems
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Suitable Grade Level
Advanced High School
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