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cwrw238

  • 3 years ago

There are 5 keys. Each one will open one of five cars. If i pick one of the keys at random and try to open one of the cars what is the probability that its the right key?

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  1. mukushla
    • 3 years ago
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    1/5 ?

  2. cwrw238
    • 3 years ago
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    right - you guys are pretty good - most people say its 1/25

  3. cwrw238
    • 3 years ago
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    - it doesn't matter which key you pick

  4. UnkleRhaukus
    • 3 years ago
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    \[\langle x\rangle=\frac{1/5}{1}=\frac 15\]

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