Given 9 balls, all of which weigh the same except for one, what is the minimum of weighings necessary to find the ball with the different weight?

Question

Given 9 balls, all of which weigh the same except for one, what is the minimum of weighings necessary to find the ball with the different weight?
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Solution 1

Para encontrar la bola con un peso diferente utilizando el mínimo número de pesajes, necesitarías un total de dos pesajes. Aquí están los pasos:

  1. Divide las 9 bolas en tres grupos de tres bolas cada uno.
  2. Pesa dos de los grupos. Si los dos grupos pesan lo mismo, entonces la bola con el peso dif Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solv

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