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  • 18-09-2022
  • Mathematics
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Marbles question:

John is told to find 3 specific marbles within a box of 60 marbles. The room is dark and he can’t see the marbles properly. He pours out 20 of these marbles, and blindly chooses 3 of them.


What are the chances he chooses the 3 specific marbles he was told to find?

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