Klein Johnston
10/19/2023 · High School
3. Se tienen 6 tarjetas idénticas, donde cada una de ellas tienen impresa una de las siguientes letras: \( a, t, m \), \( r, s, e \) las cuales están bien mezcladas. Si se extraen 4 tarjetas al azar y se colocan en línea, halla la probabilidad de que en las cuatro tarjetas seleccionadas se pueda leer la palabra "tres".
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La probabilidad de que las 4 tarjetas seleccionadas formen la palabra "tres" es \( \frac{1}{15} \) o aproximadamente 6.67%.
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